1 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
5 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
7 (class Incremental_inputs_header): New class.
8 (Incremental_inputs_header_writer): Edit comment.
9 (Incremental_inputs_entry): New class.
10 (Incremental_inputs_entry_writer): Edit comment.
11 (Sized_incremental_binary::do_find_incremental_inputs_section):
12 Add *strtab_shndx parameter, fill it.
13 (Sized_incremental_binary::do_check_inputs): New method.
14 (Incremental_checker::can_incrementally_link_output_file): Use
15 Sized_incremental_binary::check_inputs.
16 (Incremental_inputs::report_command_line): Save command line in
19 (Incremental_binary::find_incremental_inputs_section): New
21 (Incremental_binary::do_find_incremental_inputs_section): Add
22 strtab_shndx parameter.
23 (Incremental_binary::do_check_inputs): New pure virtual method.
24 (Sized_incremental_binary::do_check_inputs): Declare.
25 (Incremental_checker::Incremental_checker): Add incremental_inputs
26 parameter, use it to initialize incremental_inputs_.
27 (Incremental_checker::incremental_inputs_): New field.
28 (Incremental_checker::command_line): New method.
29 (Incremental_checker::inputs): New method.
30 (Incremental_checker::command_line_): New field.
32 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
34 * incremental.cc: Include <cstdarg> and "target-select.h".
35 (vexplain_no_incremental): New function.
36 (explain_no_incremental): New function.
37 (Incremental_binary::error): New method.
38 (Sized_incremental_binary::do_find_incremental_inputs_section): New
40 (make_sized_incremental_binary): New function.
41 (open_incremental_binary): New function.
42 (can_incrementally_link_file): Add checks if output is ELF and has
44 * incremental.h: Include "elfcpp_file.h" and "output.h".
45 (Incremental_binary): New class.
46 (Sized_incremental_binary): New class.
47 (open_incremental_binary): Declare.
48 * object.cc (is_elf_object): Use
49 elfcpp::Elf_recognizer::is_elf_file.
50 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
51 * output.h (Output_file::filesize): New method.
53 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
55 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
57 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
58 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
60 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
62 (Arm_relocate_functions::movw_abs_nc): New function.
63 (Arm_relocate_functions::movt_abs): New function.
64 (Arm_relocate_functions::thm_movw_abs_nc): New function.
65 (Arm_relocate_functions::thm_movt_abs): New function.
66 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
67 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
68 (Scan::global): Likewise.
69 (Relocate::relocate): Likewise.
70 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
72 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
74 * arm.cc (Arm_relocate_functions::got_prel) New function.
75 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
76 (Relocate::relocate): Likewise.
77 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
79 2009-10-06 Ian Lance Taylor <iant@google.com>
81 * options.h (class General_options): Define
82 split_stack_adjust_size parameter.
83 * object.h (class Object): Add uses_split_stack_ and
84 has_no_split_stack_ fields. Add uses_split_stack and
85 has_no_split_stack accessor functions. Declare
86 handle_split_stack_section.
87 (class Reloc_symbol_changes): Define.
88 (class Sized_relobj): Define Function_offsets. Declare
89 split_stack_adjust, split_stack_adjust_reltype, and
91 * object.cc (Object::handle_split_stack_section): New function.
92 (Sized_relobj::do_layout): Call handle_split_stack_section.
93 * dynobj.cc (Sized_dynobj::do_layout): Call
94 handle_split_stack_section.
95 * reloc.cc (Sized_relobj::relocate_sections): Call
96 split_stack_adjust for executable sections in split_stack
97 objects. Pass reloc_map to relocate_section.
98 (Sized_relobj::split_stack_adjust): New function.
99 (Sized_relobj::split_stack_adjust_reltype): New function.
100 (Sized_relobj::find_functions): New function.
101 * target-reloc.h: Include "object.h".
102 (relocate_section): Add reloc_symbol_changes parameter. Change
104 * target.h (class Target): Add calls_non_split method. Declare
105 do_calls_non_split virtual method. Declare match_view and
107 * target.cc: Include "elfcpp.h".
108 (Target::do_calls_non_split): New function.
109 (Target::match_view): New function.
110 (Target::set_view_to_nop): New function.
111 * gold.cc (queue_middle_tasks): Give an error if mixing
112 split-stack and non-split-stack objects with -r.
113 * i386.cc (Target_i386::relocate_section): Add
114 reloc_symbol_changes parameter.
115 (Target_i386::do_calls_non_split): New function.
116 * x86_64.cc (Target_x86_64::relocate_section): Add
117 reloc_symbol_changes parameter.
118 (Target_x86_64::do_calls_non_split): New function.
119 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
121 * powerpc.cc (Target_powerpc::relocate_section): Add
122 reloc_symbol_changes parameter.
123 * sparc.cc (Target_sparc::relocate_section): Add
124 reloc_symbol_changes parameter.
125 * configure.ac: Call AM_CONDITIONAL for the default target.
126 * configure: Rebuild.
127 * testsuite/Makefile.am (TEST_AS): New variable.
128 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
129 (check_DATA): Add split_i386 and split_x86_64 files.
130 (SPLIT_DEFSYMS): Define.
131 (split_i386_[1234n].o): New targets.
132 (split_i386_[124]): New targets.
133 (split_i386_[1234r].stdout): New targets.
134 (split_x86_64_[1234n].o): New targets.
135 (split_x86_64_[124]): New targets.
136 (split_x86_64_[1234r].stdout): New targets.
137 (MOSTLYCLEANFILES): Add new executables.
138 * testsuite/split_i386.sh: New file.
139 * testsuite/split_x86_64.sh: New file.
140 * testsuite/split_i386_1.s: New file.
141 * testsuite/split_i386_2.s: New file.
142 * testsuite/split_i386_3.s: New file.
143 * testsuite/split_i386_4.s: New file.
144 * testsuite/split_i386_n.s: New file.
145 * testsuite/split_x86_64_1.s: New file.
146 * testsuite/split_x86_64_2.s: New file.
147 * testsuite/split_x86_64_3.s: New file.
148 * testsuite/split_x86_64_4.s: New file.
149 * testsuite/split_x86_64_n.s: New file.
150 * testsuite/testfile.cc (Target_test): Update relocation_section
152 * testsuite/Makefile.in: Rebuild.
154 2009-10-06 Ian Lance Taylor <iant@google.com>
156 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
157 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
158 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
159 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
160 the address on ldo_addrs_.
161 (Target_i386::Relocate::fix_up_ldo): New function.
163 2009-10-06 Rafael Espindola <espindola@google.com>
165 * plugin.cc (add_input_library): New.
166 (Plugin::load): Add add_input_library to tv.
167 (Plugin_manager::add_input_file): Add the is_lib argument.
168 (add_input_file): Update call to Plugin_manager::add_input_file.
169 (add_input_library): New.
170 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
172 2009-09-30 Doug Kwan <dougkwan@google.com>
174 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
175 symbol and call Symbol::may_need_copy_reloc to determine if
176 a copy reloc is needed.
177 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
178 nocopyreloc is given in command line.
179 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
180 given in command line.
181 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
182 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
183 of the removed Target_i386::may_need_copy_reloc.
184 * options.h (copyreloc): New option with default value false.
185 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
186 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
187 instead of the removed Target_powerpc::may_need_copy_reloc.
188 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
189 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
190 instead of the removed Target_sparc::may_need_copy_reloc.
191 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
192 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
193 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
194 instead of the removed Target_x86_64::may_need_copy_reloc.
196 2009-09-30 Ian Lance Taylor <iant@google.com>
198 * object.h (class Object): Remove target_ field, and target,
199 sized_target, and set_target methods.
200 (Object::sized_target): Remove.
201 (class Sized_relobj): Update declarations. Remove sized_target.
202 * object.cc (Sized_relobj::setup): Remove target parameter.
204 (Input_objects::add_object): Don't do anything with the target.
205 (make_elf_sized_object): Add punconfigured parameter. Change all
206 callers. Set or test parameter target.
207 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
209 * parameters.cc (Parameters::set_target): Change parameter type to
211 (Parameters::default_target): Remove.
212 (set_parameters_target): Change parameter type to be non-const.
213 (parameters_force_valid_target): New function.
214 (parameters_clear_target): New function.
215 * parameters.h (class Parameters): Update declarations. Remove
216 default_target method. Add sized_target and clear_target
217 methods. Change target_ to be non-const.
218 (set_parameters_target): Update declaration.
219 (parameters_force_valid_target): Declare.
220 (parameters_clear_target): Declare.
221 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
222 as NULL if we aren't searching.
223 (Add_symbols::run): Don't check for compatible target.
224 * fileread.cc (Input_file::open_binary): Call
225 parameters_force_valid_target.
226 * gold.cc (queue_middle_tasks): Likewise.
227 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
228 set_target on object.
229 * dynobj.h (class Sized_dynobj): Update declarations.
230 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
231 make_elf_object returns NULL.
232 (Archive::include_member): Don't check whether object target is
234 * output.cc (Output_section::add_input_section): Get target from
236 (Output_section::relax_input_section): Likewise.
237 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
239 (Sized_relobj::do_scan_relocs): Likewise.
240 (Sized_relobj::relocate_sections): Likewise.
241 * resolve.cc (Symbol_table::resolve): Likewise.
242 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
243 parameter. Change all callers.
244 (Symbol_table::add_from_object): Get target from parameters.
245 (Symbol_table::add_from_relobj): Don't check object target.
246 (Symbol_table::add_from_dynobj): Likewise.
247 (Symbol_table::define_special_symbol): Get target from
249 * symtab.h (class Symbol_table): Update declaration.
250 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
251 parameter. Change all callers. Clear parameter target.
252 (Binary_test): Test target here.
253 * testsuite/object_unittest.cc (gold_testsuite): Remove
254 target_test_pointer parameter. Change all callers.
255 (Object_test): Test target here.
257 2009-09-26 Ian Lance Taylor <iant@google.com>
259 * testsuite/initpri1.c: Don't try to use constructor priorities if
260 compiling with gcc before 4.3.
262 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
264 * testsuite/retain_symbols_file_test.sh (check_present): Change
265 output file name to retain_symbols_file_test.stdout.
266 (check_absent): Likewise.
268 2009-09-18 Craig Silverstein <csilvers@google.com>
270 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
271 * options.cc: Include <cerrno> and <fstream>.
272 (General_options::finalize): Parse -retain-symbols-file tag.
273 * options.h: New flag.
274 (General_options): New method should_retain_symbol, new
275 variable symbols_to_retain.
276 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
277 should_retain_symbol map.
278 * testsuite/Makefile.am (retain_symbols_file_test): New test.
279 * testsuite/Makefile.in: Regenerate.
280 * testsuite/retain_symbols_file_test.sh: New file.
282 2009-09-18 Nick Clifton <nickc@redhat.com>
284 * po/es.po: Updated Spanish translation.
286 2009-09-17 Doug Kwan <dougkwan@google.com>
288 * debug.h (DEBUG_RELAXATION): New constant.
289 (DEBUG_ALL): Add DEBUG_RELAXATION.
290 (debug_string_to_enum): Add relaxation debug option.
292 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
293 Layout::Relaxation_debug_check::read_sections,
294 Layout::Relaxation_debug_check::read_sections): New method definitions.
295 (Layout::Layout): Initialize data members
296 record_output_section_data_from_scrips_,
297 script_output_section_data_list_ and relaxation_debug_check_.
298 (Layout::save_segments, Layout::restore_segments,
299 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
300 Layout::relaxation_loop_body): New method definitions.
301 (Layout::finalize): Support relaxation. Move section layout code to
302 Layout::relaxation_loop_body.
303 (Layout::set_asection_address_from_script): Move code for orphan
304 section placement out.
305 (Layout::place_orphan_sections_in_script): New method definition.
306 * layout.h (Output_segment_headers, Output_file_header):
307 New forward class declarations.
308 (Layout::~Layout): Define.
309 (Layout::new_output_section_data_from_script): New method definition.
310 (Layout::place_orphan_sections_in_script): New method declaration.
311 (Layout::Segment_states): New type declaration.
312 (Layout::save_segments, Layout::restore_segments,
313 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
314 Layout::relaxation_loop_body): New method declarations.
315 (Layout::Output_section_data_list): New type declaration.
316 (Layout::Relaxation_debug_check): New class definition.
317 (Layout::record_output_section_data_from_script_,
318 Layout::script_output_section_data_list_, Layout::segment_states_,
319 Layout::relaxation_debug_check_): New data members.
320 * output.cc: (Output_section_headers::do_size): New method definition.
321 (Output_section_headers::Output_section_headers): Move size
322 computation to Output_section_headers::do_size.
323 (Output_segment_headers::do_size): New method definition.
324 (Output_file_header::Output_file_header): Move size computation to
325 Output_file_header::do_size and call it.
326 (Output_file_header::do_size): New method definition.
327 (Output_data_group::Output_data_group): Adjust call to
329 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
330 (Output_symtab_xindex::do_write): Add array bound check.
331 (Output_section::Input_section::print_to_mapfile): Handle
332 RELAXED_INPUT_SECTION_CODE.
333 (Output_section::Output_section): Initialize data member checkpoint_.
334 (Output_section::~Output_section): Delete checkpoint object pointed
336 (Output_section::add_input_section): Always add an Input_section if
338 (Output_section::add_merge_input_section): Add assert.
339 (Output_section::relax_input_section): New method definition.
340 (Output_section::set_final_data_size): Set load address to zero for
341 an unallocated section.
342 (Output_section::do_address_and_file_offset_have_reset_values):
343 New method definition.
344 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
345 Handle relaxed input section.
346 (Output_section::sort_attached_input_sections): Checkpoint input
348 (Output_section::get_input_sections): Change type of input_sections to
349 list of Simple_input_section pointers. Checkpoint input section list
350 lazily. Also handle relaxed input sections.
351 (Output_section::add_input_section_for_script): Take a reference to
352 a Simple_input_section object instead of Relobj pointer and section
353 index as parameter. Handle relaxed input sections.
354 (Output_section::save_states, Output_section::restore_states): New
356 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
357 (Output_data::is_data_size_fixed): New method definition.
358 (Output_data::reset_addresss_and_file_offset): Do not reset data size
360 (Output_data::address_and_file_offset_have_reset_values): New method
362 (Output_data::do_address_and_file_offset_have_reset_values): New method
364 (Output_data::set_data_size): Check that data size is not fixed.
365 (Output_data::fix_data_size): New method definition.
366 (Output_data::is_data_size_fixed_): New data member.
367 (Output_section_headers::set_final_data_size): New method definition.
368 (Output_section_headers::do_size): New method declaration.
369 (Output_segment_headers::set_final_data_size): New method definition.
370 (Output_segment_headers::do_size): New method declaration.
371 (Output_file_header::set_final_data_size)::New method definition.
372 (Output_file_header::do_size)::New method declaration.
373 (Output_section_data::Output_section_data): Add new parameter
374 is_data_size_fixed and use it to fix data size.
375 (Output_data_const::Output_data_const): Adjust call to base class
376 constructor and fix data size.
377 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
378 base class constructor and fix data size.
379 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
380 base class constructor and fix data size.
381 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
382 class constructor and fix data size.
383 (Output_data_group::set_final_data_size): New method definition.
384 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
385 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
386 class constructor and fix data size.
387 (Output_relaxed_input_section): New class definition.
388 (Output_section::Simple_input_section): New class definition.
389 (Output_section::get_input_sections): Adjust parameter list.
390 (Output_section::add_input_section_for_script): Same.
391 (Output_section::save_states, Output_section::restore_states,
392 Output_section::do_address_and_file_offset_have_reset_values,
393 (Output_section::Input_section::Input_section): Handle
394 RELAXED_INPUT_SECTION_CODE. Add new overload for
395 Output_relaxed_input_section.
396 (Output_section::Input_section::is_input_section,
397 Output_section::Input_section::set_output_section): Handle relaxed
399 (Output_section::Input_section::is_relaxed_input_section,
400 Output_section::Input_section::output_section_data,
401 Output_section::Input_section::relaxed_input_section): New method
403 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
405 (Output_section::Input_section::u1_): Update comments.
406 (Output_section::Input_section::u2_): Add new union member poris.
407 (Output_section::Checkpoint_output_section): New classs definition.
408 (Output_section::relax_input_section): New method declaration.
409 (Output_section::checkpoint_): New data member.
410 (Output_segment): Update comments.
411 (Output_segment::Output_segment): Un-privatize copy constructor.
412 (Output_segment::operator=): Un-privatize.
413 * script-sections.cc (Output_section_element::Input_section_list):
414 Change element type to Output_section::Simple_input_section.
415 (Output_section_element_dot_assignment::set_section_addresses):
416 Register output section data for relaxation clean up.
417 (Output_data_exression::Output_data_expression): Adjust call to base
418 constructor to fix data size.
419 (Output_section_element_data::set_section_addresses): Register
420 Output_data_expression object for relaxation clean up.
421 (struct Input_section_info): Replace Relobj pointer and section index
422 pair with Output_section::Simple_input_section and Convert struct to a
424 (Input_section_sorter::operator()): Adjust access to
425 Input_section_info data member to use accessors.
426 (Output_section_element_input::set_section_addresses): Use layout
427 parameter. Adjust code to use Output_section::Simple_input_section
428 and Input_secction_info classes. Register filler for relaxation
430 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
431 and section index pair with Output_section::Simple_input_section
432 class. Adjust code accordingly.
433 (Phdrs_element::release_segment): New method definition.
434 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
436 (Script_sections::release_segments): New method definition.
437 * gold/script-sections.h (Script_sections::release_segments): New
439 * gold/target.h (Target::may_relax, Target::relax,
440 Target::do_may_relax, Target::do_relax): New method definitions.
442 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
444 * arm.cc (has_signed_unsigned_overflow): New function.
445 (Arm_relocate_functions::abs8): New function.
446 (Target_arm::Scan::local): Handle R_ARM_ABS8.
447 (Target_arm::Scan::global): Likewise.
448 (Target_arm::relocate::relocate): Likewise.
449 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
452 2009-09-16 Cary Coutant <ccoutant@google.com>
454 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
455 * testsuite/Makefile.in: Regenerate.
457 2009-09-11 Nick Clifton <nickc@redhat.com>
459 * po/gold.pot: Updated by the Translation project.
461 2009-09-08 Cary Coutant <ccoutant@google.com>
463 * output.cc (Output_file::open): Add execute permission to empty file.
464 * testsuite/Makefile.am (permission_test): New test.
465 * testsuite/Makefile.in: Regenerate.
467 2009-09-02 Ian Lance Taylor <iant@google.com>
469 * output.cc (Output_file::resize): Call map_no_anonymous rather
472 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
474 * gold.cc: Include "incremental.h".
475 (queue_initial_tasks): Call Incremental_checker methods.
476 * incremental.cc: Include "output.h".
477 (Incremental_checker::can_incrementally_link_output_file): New
479 * incremental.h (Incremental_checker): New class.
481 * output.cc (Output_file::open_for_modification): New method.
482 (Output_file::map_anonymous): Changed return type to bool. Record
484 (Output_file::map_no_anonymous): New method, broken out of map.
485 (Output_file::map): Use map_no_anonymous and map_anonymous.
486 * output.h (class Output_file): Update declarations.
488 2009-08-24 Cary Coutant <ccoutant@google.com>
490 * options.h (Command_line::Pre_options): New class.
491 (Command_line::pre_options): New member.
492 * options.cc (gold::options::ready_to_register): New variable.
493 (One_option::register_option): Do nothing if not registering options.
494 Assert if same short option registered twice.
495 (General_options::General_options): Turn off option registration when
497 (Command_line::Pre_options::Pre_options): New constructor.
499 2009-08-24 Cary Coutant <ccoutant@google.com>
501 * options.h (General_options::no_keep_memory): Remove incorrect
504 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
506 * Makefile.am (am__skiplex, am__skipyacc): New.
507 * Makefile.in: Regenerate.
509 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
511 * Makefile.am (AM_CPPFLAGS): Renamed from ...
512 (INCLUDES): ... this.
513 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
514 (AM_CPPFLAGS): Renamed from ...
516 * Makefile.in, testsuite/Makefile.in: Regenerate.
518 * Makefile.in: Regenerate.
519 * aclocal.m4: Likewise.
520 * config.in: Likewise.
521 * configure: Likewise.
522 * testsuite/Makefile.in: Likewise.
524 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
525 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
526 * Makefile.in: Regenerate.
527 * testsuite/Makefile.in: Regenerate.
529 2009-08-19 Cary Coutant <ccoutant@google.com>
531 * resolve.cc (Symbol_table::resolve): Don't complain about defined
532 symbols in shared libraries overridden by hidden or internal symbols
535 2009-08-19 Chris Demetriou <cgd@google.com>
537 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
538 checking source file names in error messages.
540 2009-08-18 Doug Kwan <dougkwan@google.com>
542 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
543 an elcpp::Ehdr as parameter. Adjust call to set_target.
544 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
545 an elfcpp::Ehdr as parameter.
546 * object.cc (Object::set_target): Remove the version that looks up
547 a target and sets it.
548 (Sized_relobj::setup): Take a Target object instead of
549 an elfcpp::Ehdr as parameter. Adjust call to set_target.
550 (make_elf_sized_object): Find target and ask target to
552 * object.h: (Object::set_target): Remove the version that looks up
553 a target and sets it.
554 (Sized_relobj::setup): Take a Target object instead of
555 an elfcpp:Ehdr as parameter.
556 * target.cc: Include dynobj.h.
557 (Target::do_make_elf_object_implementation): New.
558 (Target::do_make_elf_object): New.
559 * target.h (Target::make_elf_object): New template declaration.
560 (Target::do_make_elf_object): New method declarations.
561 (Target::do_make_elf_object_implementation): New template declaration.
563 2009-08-14 Ian Lance Taylor <iant@google.com>
565 * gold.h (FUNCTION_NAME): Define.
566 (gold_unreachable): Use FUNCTION_NAME.
568 2009-08-12 Sriraman Tallam <tmsriram@google.com>
570 * icf.cc (Icf::find_identical_sections): Issue a warning when a
571 symbol in the --keep-unique list is not found.
573 2009-08-12 Sriraman Tallam <tmsriram@google.com>
575 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
576 been maked as --keep-unique.
577 (Icf::unfold_section): New function.
578 * icf.h (Icf::unfold_section): New function.
579 * options.h (General_options::keep_unique): New option.
580 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
581 * testsuite/Makefile.in: Regenerate.
582 * testsuite/icf_keep_unique_test.sh: New file.
583 * testsuite/icf_keep_unique_test.cc: New file.
585 2009-08-12 Cary Coutant <ccoutant@google.com>
588 * resolve.cc (Symbol_table::resolve): Check for references from
589 dynamic objects to hidden and internal symbols.
590 * testsuite/Makefile.am (hidden_test.sh): New test.
591 * testsuite/Makefile.in: Regenerate.
592 * testsuite/hidden_test.sh: New script.
593 * testsuite/hidden_test_1.c: New test source.
594 * testsuite/hidden_test_main.c: New test source.
596 2009-08-11 Doug Kwan <dougkwan@google.com>
598 * arm.cc: Update comments.
599 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
600 segment to locate the .ARM.exidx section if present.
602 2009-08-09 Doug Kwan <dougkwan@google.com>
604 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
607 2009-08-07 Sriraman Tallam <tmsriram@google.com>
608 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
611 2009-08-06 Sriraman Tallam <tmsriram@google.com>
613 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
614 valid tls_segment only for non-debug-section relocations.
615 * testsuite/Makefile.am: Add gc_tls_test.
616 * testsuite/Makefile.in: Regenerate.
617 * testsuite/gc_tls_test.cc: New file.
618 * testsuite/gc_tls_test.sh: New file.
620 2009-08-05 Sriraman Tallam <tmsriram@google.com>
624 * Makefile.am (CCFILES): Add icf.cc.
626 * Makefile.in: Regenerate.
627 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
628 * gc.h (gc_process_relocs): Populate lists used by icf to contain
629 section, symbol and addend information for the relocs.
630 * gold.cc (queue_middle_tasks): Call identical code folding.
631 * gold.h: Add defines for multimap.
632 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
633 to the call of finalize_local_symbols.
634 * main.cc (main): Create object of class Icf.
635 * object.cc (Sized_relobj::do_layout): Allow this function to be
636 called twice during icf.
637 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
638 to sections marked as identical by icf.
639 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
641 (Sized_relobj::do_section_entsize): New function.
642 * object.h (Object::section_entsize): New function.
643 (Object::do_section_entsize): New pure virtual function.
644 (Relobj::finalize_local_symbols): Add new parameter.
645 (Relobj::do_section_entsize): New function.
646 * options.h (General_options::icf): New option.
647 (General_options::icf_iterations): New option.
648 (General_options::print_icf_sections): New option.
649 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
650 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
651 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
653 * symtab.cc (Symbol_table::is_section_folded): New function.
654 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
655 to sections marked as identical by icf.
656 * symtab.h (Symbol_table::set_icf): New function.
657 (Symbol_table::icf): New function.
658 (Symbol_table::is_section_folded): New function.
659 (Symbol_table::icf_): New data member.
660 * target-reloc.h (relocate_section): Ignore sections folded by icf.
661 * testsuite/Makefile.am: Add commands to build icf_test.
662 * testsuite/Makefile.in: Regenerate.
663 * testsuite/icf_test.sh: New file.
664 * testsuite/icf_test.cc: New file.
666 2009-07-24 Chris Demetriou <cgd@google.com>
668 * layout.cc (is_compressible_debug_section): Fix incorrect
669 comment about compressed section names.
671 2009-07-20 Ian Lance Taylor <ian@airs.com>
674 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
676 2009-07-16 Ian Lance Taylor <iant@google.com>
679 * layout.h: #include <map>.
680 (class Kept_section): Change from struct to class. Add accessors
681 and setters. Add section size to Comdat_group mapping. Change
682 Comdat_group to std::map. Add is_comdat_ field. Add
683 linkonce_size field in union.
684 (class Layout): Update declaration of find_or_add_kept_section.
685 Don't declare find_kept_object.
686 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
687 parameter. Add object, shndx, is_comdat, and is_group_name
688 parameters. Change all callers. Adjust for new Kept_section.
689 (Layout::find_kept_object): Remove.
690 * object.cc (Sized_relobj::include_section_group): Update use of
691 Kept_section. Rename secnum to shndx. Only record
692 Kept_comdat_section if sections are the same size.
693 (Sized_relobj::include_linkonce_section): Update use of
694 Kept_section. Only record Kept_comdat_section if sections are the
695 same size. Set size of linkonce section.
696 (Sized_relobj::map_to_kept_section): Update call to
697 get_kept_comdat_section.
698 * object.h (class Sized_relobj): Rename fields in
699 Kept_comdat_section to drop trailing underscores; change object
700 field to Relobj*. Change Kept_comdat_section_table to store
701 struct rather than pointer.
702 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
703 Add kept_object and kept_shndx parameters. Change all callers.
704 (Sized_relobj::get_kept_comdat_section): Change return type to
705 bool. Add kept_object and kept_shndx parameters. Change all
707 * plugin.cc (Pluginobj::include_comdat_group): Update call to
708 Layout::find_or_add_kept_section.
710 2009-07-09 Ian Lance Taylor <iant@google.com>
712 * merge.cc (Object_merge_map::initialize_input_to_output_map):
713 Reserve space in the hash table.
715 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
717 * fileread.cc (File_read::get_mtime): New method.
718 * fileread.h (Timespec): New structure.
719 (File_read::get_mtime): New method.
720 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
721 Renamed from timestamp_nsec.
722 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
724 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
726 (Incremental_inputs::report_archive): Save mtime; style fix.
727 (Incremental_inputs::report_obejct): Save mtime; style fix.
728 (Incremental_inputs::report_script): Save mtime; style fix.
729 (Incremental_inputs::finalize_inputs): Style fix.
730 (Incremental_inputs::finalize): Style fix.
731 (Incremental_inputs::create_input_section_data): Store inputs
733 * incremental.h (Incremental_inputs::report_script): Add mtime
735 (Incremental_inputs::Input_info::Input_info): Intialize only one
737 (Incremental_inputs::Input_info::archive): Move to nameless
739 (Incremental_inputs::Input_info::obejct): Move to nameless union.
740 (Incremental_inputs::Input_info::script): Move to nameless union.
741 (Incremental_inputs::mtime): New field.
742 * script.cc (read_input_script): Pass file mtime to
744 * script.h (Script_info::inputs): Style fix.
746 2009-07-01 Ian Lance Taylor <ian@airs.com>
748 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
751 2009-06-24 Ian Lance Taylor <iant@google.com>
754 * layout.cc (Layout::choose_output_section): If we find an
755 existing section, update the flags.
756 (Layout::create_notes): New function, broken out of
758 (Layout::finalize): Don't create note sections.
759 (Layout::create_note): Don't crash if linker script discards
761 (Layout::create_gold_note): Likewise.
762 (Layout::create_build_id): Likewise. Don't set
763 after_input_sections on the section.
764 (Layout::create_executable_stack_info): Remove target parameter.
766 * layout.h (class Layout): Declare create_notes. Update
767 declaration of create_executable_stack_info.
768 * gold.cc (queue_middle_tasks): Call create_notes.
769 * output.cc (Output_section::update_flags_for_input_section): Move
770 here from output.h. If SHF_ALLOC flag is newly set, mark address
772 * output.h (Output_data::mark_address_invalid): New function.
773 (class Output_section): Only declare, not define,
774 update_flags_for_input_section. Remove set_flags.
776 2009-06-24 Ian Lance Taylor <iant@google.com>
778 * script-sections.cc (Output_section_definition::
779 set_section_addresses): Rename shadowing local load_address to
782 2009-06-24 Ian Lance Taylor <iant@google.com>
785 * reloc.cc (relocate_sections): Skip empty relocation sections.
787 2009-06-23 Ian Lance Taylor <iant@google.com>
790 * layout.cc (Layout::create_note): Use choose_output_section
791 rather than make_output_section.
793 2009-06-23 Ian Lance Taylor <iant@google.com>
796 * options.cc (General_options::parse_V): Set printed_version_.
797 (General_options::General_options): Initialize printed_version_.
798 * options.h (class General_options): Add printed_version_ field.
799 * gold.cc (queue_initial_tasks): If there are no input files,
800 don't give a fatal error if we printed the version information.
801 (queue_middle_tasks): If using -r with a shared object, give a
802 fatal error rather than an ordinary error.
804 2009-06-23 Ian Lance Taylor <iant@google.com>
807 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
808 (Layout::make_output_section): Set have_stabstr_section_ if we see
810 (Layout::finalize): Call link_stabs_sections.
811 (Layout::link_stabs_sections): New file.
812 * layout.h (class Layout): Add have_stabstr_section_ field.
813 Declare link_stabs_sections.
815 2009-06-23 Doug Kwan <dougkwan@google.com>
817 * Makefile.am (libgold_a_LIBADD): New.
818 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
819 * Makefile.in: Regenerate.
820 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
821 * configure: Regenerate.
822 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
823 * fileread.cc: Include sys/state.h
824 * gold.h: Declare memmem and strndup if found missing.
825 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
827 2009-06-23 Ian Lance Taylor <iant@google.com>
829 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
830 * configure: Rebuild.
832 2009-06-23 Ian Lance Taylor <iant@google.com>
835 * object.cc (Object::section_contents): Don't try to get a view if
836 the section has length zero.
837 (Object::handle_gnu_warning_section): If the section is empty, use
838 the name of the section as the warning.
840 2009-06-23 Ian Lance Taylor <iant@google.com>
843 * stringpool.h (class Stringpool_template): Add optimize_ field.
844 (Stringpool_template::set_optimize): New function.
845 * stringpool.cc (Stringpool_template::Stringpool_template):
846 Initialize optimize_ field.
847 (Stringpool_template::set_string_offsets): Test local optimize
848 fild rather than parameter.
849 * layout.cc (Layout::Layout): Call set_optimize on the section
852 2009-06-22 Ian Lance Taylor <iant@google.com>
855 * yyscript.y: Parse TARGET.
856 * script.cc (script_set_target): New function.
857 * script-c.h (script_set_target): Declare.
858 * options.cc (General_options::string_to_object_format): Rename
859 from string_to_object_format in anonymous namespace. Change
861 * options.h (class General_options): Declare
862 string_to_object_format.
864 2009-06-22 Ian Lance Taylor <iant@google.com>
866 * script-sections.cc (Script_sections::create_segments): Don't put
867 program headers in a PT_LOAD segment if -n or -N.
869 2009-06-22 Ian Lance Taylor <iant@google.com>
872 * options.h (class General_options): Add -z lazy and -z now. Sort
873 -z options into alphabetical order.
874 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
876 2009-06-21 Ian Lance Taylor <iant@google.com>
878 * layout.cc (Layout::make_output_section): Call
879 Target::new_output_section.
880 (Layout::attach_allocated_section_to_segment): Put large section
881 sections in a separate load segment with the large segment flag
883 (Layout::segment_precedes): Sort large data segments after other
885 (align_file_offset): New static function.
886 (Layout::set_segment_offsets): Use align_file_offset.
887 * output.h (class Output_section): Add is_small_section_ and
888 is_large_section_ fields.
889 (Output_section::is_small_section): New function.
890 (Output_section::set_is_small_section): New function.
891 (Output_section::is_large_section): New function.
892 (Output_section::set_is_large_section): New function.
893 (Output_section::is_large_data_section): New function.
894 (class Output_segment): Add is_large_data_segment_ field.
895 (Output_segment::is_large_data_segment): New function.
896 (Output_segment::set_is_large_data_segment): New function.
897 * output.cc (Output_section::Output_section): Initialize new
899 (Output_segment::Output_segment): Likewise.
900 (Output_segment::add_output_section): Add assertion that large
901 data sections always go in large data segments. Force small data
902 sections to the end of the list of data sections. Force small BSS
903 sections to the start of the list of BSS sections. For large BSS
904 sections to the end of the list of BSS sections.
905 * symtab.h (class Symbol): Declare is_common_shndx.
906 (Symbol::is_defined): Check Symbol::is_common_shndx.
907 (Symbol::is_common): Likewise.
908 (class Symbol_table): Define enum Commons_section_type. Update
909 declarations. Add small_commons_ and large_commons_ fields.
910 * symtab.cc (Symbol::is_common_shndx): New function.
911 (Symbol_table::Symbol_table): Initialize new fields.
912 (Symbol_table::add_from_object): Put small and large common
913 symbols in the right list.
914 (Symbol_table::sized_finalized_symbol): Check
915 Symbol::is_common_shndx.
916 (Symbol_table::sized_write_globals): Likewise.
917 * common.cc (Symbol_table::do_allocate_commons): Allocate new
918 common symbol lists. Don't call do_allocate_commons_list if the
920 (Symbol_table::do_allocate_commons_list): Remove is_tls
921 parameter. Add comons_section_type parameter. Change all
922 callers. Handle small and large common symbols.
923 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
924 Symbol::is_common_shndx.
925 * resolve.cc (symbol_to_bits): Likewise.
926 * target.h (Target::small_common_shndx): New function.
927 (Target::small_common_section_flags): New function.
928 (Target::large_common_shndx): New function.
929 (Target::large_common_section_flags): New function.
930 (Target::new_output_section): New function.
931 (Target::Target_info): Add small_common_shndx, large_common_shndx,
932 small_common_section_flags, and large_common_section_flags
934 (Target::do_new_output_section): New virtual function.
935 * arm.cc (Target_arm::arm_info): Initialize new fields.
936 * i386.cc (Target_i386::i386_info): Likewise.
937 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
939 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
940 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
941 (Target_x86_64::do_new_output_section): New function.
942 * configure.ac: Define conditional MCMODEL_MEDIUM.
943 * testsuite/Makefile.am (check_PROGRAMS): Add large.
944 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
945 (large_LDFLAGS): Define.
946 * testsuite/large.c: New file.
947 * testsuite/testfile.cc (Target_test::test_target_info):
948 Initialize new fields.
949 * configure, testsuite/Makefile.in: Rebuild.
951 2009-06-05 Doug Kwan <dougkwan@google.com>
953 * Makefile.am (CCFILES): Add target.cc.
954 * Makefile.in: Regenerate.
955 * i386.cc (class Target_i386): Define new virtual method to
956 override do_is_local_label_name in parent.
957 * object.cc (Sized_relobj::do_count_local_symbols): Discard
958 local symbols if --discard-locals or -X is given.
959 * options.h (class General_options): Declare new options
960 '--discard-locals' and '-X' for discarding locals.
961 * target.h (class Target): Define new methods is_local_label_name.
962 Declare new virtual method do_is_local_label_name.
963 * target.cc: New file.
964 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
965 (check_SCRIPTS): Add discard_locals_test.sh.
966 (check_DATA): Add discard_local_tests.syms.
967 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
968 (discard_local_tests.syms, discard_locals_test.o): New make rules.
969 * testsuite/Makefile.in: Regenerate.
970 * testsuite/discard_locals_test.c: New file.
971 * testsuite/discard_locals_test.sh: Same.
973 2009-06-05 Doug Kwan <dougkwan@google.com>
975 * object.cc (Sized_relobj::Sized_relobj): Initialize
976 discarded_eh_frame_shndx_ to -1U.
977 (Sized_relobj::do_layout): Record index of a discard .eh_frame
979 (Sized_relobj::do_count_local_symbols): Skip local symbols in
980 a discarded .eh_frame section.
981 (Sized_relobj::do_finalize_local_symbols): Ditto.
982 * object.h (class Sized_relobj): Declare new member
983 discarded_eh_frame_shndx_.
984 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
985 (local_labels_test.o, local_labels_test): New rules.
986 * testsuite/Makefile.in: Regenerate.
988 2009-06-04 Doug Kwan <dougkwan@google.com>
990 * layout.cc (Layout::section_name_mapping): Add mapping for
991 special ARM sections.
993 2009-06-03 Doug Kwan <dougkwan@google.com>
995 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
996 (utils::has_overflow): Same.
998 2009-06-03 Ian Lance Taylor <iant@google.com>
1000 * layout.cc (Layout::section_name_mapping): New array, replacing
1001 Layout::linkonce_mapping.
1002 (Layout::section_name_mapping_count): New variable, replacing
1003 Layout::linkonce_mapping_count.
1004 (Layout::linkonce_output_name): Remove.
1005 (Layout::output_section_name): Rewrite.
1006 * layout.h (class Layout): Rename Linkonce_mapping to
1007 Section_name_mapping, linkonce_mapping to section_name_mapping,
1008 linkonce_mapping_count to section_name_mapping_count. Don't
1009 declare linkonce_output_name.
1011 2009-06-03 Doug Kwan <dougkwan@google.com>
1013 * gold/arm.cc (namespace utils): New.
1014 (Target_arm::reloc_is_non_pic): Define new method.
1015 (class Arm_relocate_functions): New.
1016 (Target_arm::Relocate::relocate): Handle relocation types used by
1019 2009-06-03 Ian Lance Taylor <iant@google.com>
1021 * arm.cc (Target_arm::scan::global): Use || instead of |.
1023 2009-06-02 Doug Kwan <dougkwan@google.com>
1025 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
1026 issued_non_pic_error_.
1027 (class Target_arm::Scan): Declare new method check_non_pic.
1028 Define new method symbol_needs_plt_entry.
1029 Declare new data member issued_non_pic_error_.
1030 (class Target_arm::Relocate): Declare new method
1031 should_apply_static_reloc.
1032 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
1033 (Target_arm::Scan::check_non_pic): Define new method.
1034 (Target_arm::Scan::local): Handle a small subset of reloc types used
1036 (Target_arm::Scan::local): Same.
1037 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
1039 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
1041 * incremental.cc (Incremental_inputs::report_command_line): Filter
1042 out --incremental-* options.
1044 2009-05-29 Doug Kwan <dougkwan@google.com>
1046 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
1048 (class Target_arm): Update comment.
1049 (Target_arm::Target_arm): Initialize new data members GOT_,
1050 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
1051 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
1052 and Target_arm::rel_dyn_section.
1053 Declare new_enum Target_arm::Got_type.
1054 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
1056 Update commments for member do_dynsym_value.
1057 (Target_arm::got_size, Target_arm::plt_section,
1058 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
1059 new methods inside class defintion.
1060 (Target_arm::got_section): Define new method.
1061 (Target_arm::rel_dyn_section): Same.
1062 (Output_data_plt_arm): New template class.
1063 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
1064 (Output_data_plt_arm:do_adjust_output_section): Define new method.
1065 (Output_data_plt_arm::add_entry): Same.
1066 (Output_data_plt_arm::first_plt_entry): Define new
1067 static data member for PLT instruction template.
1068 (Output_data_plt_arm::plt_entry): Same.
1069 (Output_data_plt_arm::do_write): Define new method.
1070 (Target_arm::make_plt_entry): Same.
1071 (Target_arm::do_finalize_sections): Same.
1072 (Target_arm::do_dynsym_value): Same.
1074 2009-05-28 Doug Kwan <dougkwan@google.com>
1076 * Makefile.am (TARGETSOURCES): Add arm.cc.
1077 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
1078 * Makefile.in: Regenerate.
1080 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
1082 2009-05-26 Doug Kwan <dougkwan@google.com>
1084 * options.cc (General_options::parse_exclude_libs). Fix a comment.
1085 (General_options::check_excluded_libs): Strip off directories in
1086 archive name before matching like GNU ld does.
1087 * testsuite/Makefile.am (MOSTLYCLEANFILES,
1088 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
1089 (exclude_libs_test_LDFLAGS): Add linker option
1090 -Wl,--exclude-libs,libexclude_libs_test_3
1091 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
1092 an explicit archive without using -l.
1093 (alt/libexclude_libs_test_3.a): New make rule.
1094 * testsuite/Makefile.in: Regenerate.
1095 * testsuite/exclude_libs_test.c : Declare lib3_default().
1097 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
1098 * exclude_libs_test_3.c: New file.
1100 2009-05-26 Nick Clifton <nickc@redhat.com>
1102 * po/id.po: New Indonesian translation.
1103 * po/gold.pot: Updated template file.
1105 2009-05-22 Sriraman Tallam <tmsriram@google.com>
1107 * testsuite/Makefile.am: Add -ffunction-sections to compile
1108 gc_comdat_test files. Add -Wl,--gc-sections to build
1110 * testsuite/Makefile.in: Regenerate.
1111 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
1113 2009-05-21 Sriraman Tallam <tmsriram@google.com>
1115 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
1116 kept comdat section was garbage collected.
1117 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
1118 * testsuite/Makefile.in: Regenerate.
1119 * testsuite/gc_comdat_test.sh: New file.
1120 * testsuite/gc_comdat_test_1.cc: New file.
1121 * testsuite/gc_comdat_test_2.cc: New file.
1123 2009-05-19 Doug Kwan <dougkwan@google.com>
1125 * archive.cc (Archive::Archive): Move constructor from archive.h
1126 to here. Initialize no_export_.
1127 (Archive::get_elf_object_for_member): Set no_export flag of object.
1128 * archive.h (Archive::Archive): Move constructor body to
1130 (Archive::no_export): New method.
1131 (Archive::no_export_): New field.
1132 * object.h (Object::Object): Initialize no_export_ to false.
1133 (Object::no_export, Object::set_no_export): New methods.
1134 (Object::no_export_): New field.
1135 * options.cc (General_options::parse_exclude_libs): New method.
1136 (General_options::check_excluded_libs) Same.
1137 * options.h (exclude_libs): New option.
1138 (General_options::check_excluded_libs): New method declaration.
1139 (General_options::excluded_libs_): New field.
1140 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
1141 default or protected visibility if an object has no-export flag set.
1142 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
1143 (check_SCRIPTS): Add exclude_libs_test.sh.
1144 (check_DATA): Add exclude_libs_test.syms.
1145 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
1146 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
1147 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
1148 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
1149 (exclude_libs_test.syms, libexclude_libs_test_1.a,
1150 libexclude_libs_test_2.a): New rules.
1151 * testsuite/Makefile.in: Regenerate.
1152 * testsuite/exclude_libs_test.c: New file.
1153 * testsuite/exclude_libs_test.sh: Ditto.
1154 * testsuite/exclude_libs_test_1.c: Ditto.
1155 * testsuite/exclude_libs_test_2.c: Ditto.
1157 2009-05-15 Ian Lance Taylor <iant@google.com>
1159 * configure.ac: Check for declarations for cases where libiberty.h
1160 checks HAVE_DECL_xxx.
1161 * configure, config.in: Rebuild.
1163 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
1165 * gold.h (Incremental_argument_list): Remove (invalid) forward
1167 * incremental.cc (Incremental_inputs::report_achive): New method.
1168 (Incremental_inputs::report_object): New method.
1169 (Incremental_inputs::report_script): New method.
1170 (Incremental_inputs::finalize_inputs): New method.
1171 (Incremental_inputs::finalize): Call finalize_inputs().
1172 (Incremental_inputs::sized_create_incremental_inputs_section_data):
1173 Create inputs entries.
1174 * incremental.h (Incremental_input_type): New enum.
1175 (Incremental_inputs::Incremental_input): Initialize new fields.
1176 (Incremental_inputs::report_inputs): New method.
1177 (Incremental_inputs::report_achive): New method.
1178 (Incremental_inputs::report_object): New method.
1179 (Incremental_inputs::report_script): New method.
1180 (Incremental_inputs::finalize_inputs): New method.
1181 (Incremental_inputs::Input_info): New struct.
1182 (Incremental_inputs::Input_info_map): New typedef.
1183 (Incremental_inputs::lock_): New field.
1184 (Incremental_inputs::Inputs_): New field.
1185 (Incremental_inputs::Inputs_map): New field.
1186 * main.cc (main): Call Incremental_input::report_inputs.
1187 * options.h (Input_argument_list): Typedef moved from
1189 (Input_file_group::Files): Remove, use ::Input_argument_list.
1190 (Input_file_group::Input_argument_list): Remove, use
1191 ::Input_argument_list.
1192 * plugin.cc (Plugin_manager::add_input_file): Add error in
1194 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
1196 * script.cc (read_input_script): Call
1197 Incremental_input::report_script.
1198 * script.h (Script_info): New class.
1200 2009-04-27 Ian Lance Taylor <iant@google.com>
1202 * x86_64.cc (do_adjust_output_section): Set entsize to
1205 2009-04-23 Elliott Hughes <enh@google.com>
1207 * output.cc (Output_file::close): After short writes, continue
1208 writing from the correct offset in the buffer being written.
1210 2009-04-23 Chris Demetriou <cgd@google.com>
1212 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
1213 * configure: Regenerate.
1214 * config.in: Regenerate.
1215 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
1216 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
1218 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
1220 * incremental.cc (Incremental_inputs_header_data): Renamed from
1221 Incremental_input_header_data.
1222 (Incremental_inputs_header_data::data_size): New field.
1223 (Incremental_inputs_header_data::put_input_file_count): Renamed
1224 from input_file_count.
1225 (Incremental_inputs_header_data::put_command_line_offset): Renamed
1226 from command_line_offset.
1227 (Incremental_inputs_header_data::put_reserved): Renamed from
1229 (Incremental_inputs_entry_data): Renamed from
1230 Incremental_input_entry_data.
1231 (Incremental_inputs_entry_data::data_size): New field.
1232 (Incremental_inputs::report_command_line): New method.
1233 (Incremental_inputs::finalize): New method.
1234 (Incremental_inputs::create_incremental_inputs_data): New method.
1235 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
1236 * incremental.h: New file.
1237 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
1238 (Layout::finalize): Create incremental inputs section in
1240 (Layout::create_incremental_info_sections): New method.
1241 * layout.h (Layout::incremental_inputs): New method.
1242 (Layout::create_incremental_info_sections): New method.
1243 (Layout::incremental_inputs_): New field.
1244 * main.cc (main): Notify Incremental_input of the command line.
1246 2009-04-01 Ian Lance Taylor <iant@google.com>
1247 Mikolaj Zalewski <mikolajz@google.com>
1249 * gold.h (reserve_unordered_map): Define, three versions, one for
1250 each version of Unordered_map.
1251 * layout.cc (Layout::Layout): Remove options parameter. Add
1252 number_of_input_files parameter. Don't initialize options_.
1253 Initialize number_of_input_files_ and resized_signatures_. Move
1254 sections_are_attached_.
1255 (Layout::layout_group): Reserve space for group_signatures_.
1256 (Layout::find_or_add_kept_section): Change name parameter to be a
1257 reference. Resize signatures_ map when it gets large enough.
1258 (Layout::layout_eh_frame): Use parameters->options() instead of
1260 (Layout::make_output_section): Likewise.
1261 (Layout::attach_allocated_section_to_segment): Likewise.
1262 (Layout::finalize, Layout::create_executable_stack): Likewise.
1263 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
1264 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
1265 * layout.h (class Layout): Update declarations. Remove options_
1266 field. Add number_of_input_files_ and resized_signatures_
1267 fields. Move sections_are_attached_ field.
1268 * main.cc (main): Pass number of input files to Layout
1269 constructor. Don't pass options.
1271 2009-03-30 Ian Lance Taylor <iant@google.com>
1273 * ffsll.c (ffsll): Correct implementation.
1275 2009-03-27 Ian Lance Taylor <iant@google.com>
1277 * ffsll.c: New file.
1278 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
1279 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
1280 * ftruncate.c (ftruncate): Declare before definition.
1281 * mremap.c (mremap): Likewise.
1282 * pread.c (pread): Likewise.
1283 * configure, Makefile.in, config.in: Rebuild.
1285 * mremap.c: New file.
1286 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
1287 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
1288 (mremap): Declare if HAVE_MREMAP is not defined.
1289 * configure, Makefile.in, config.in: Rebuild.
1291 2009-03-27 Cary Coutant <ccoutant@google.com>
1293 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
1294 position independent.
1295 * sparc.cc (Target_sparc::check_non_pic): Likewise.
1296 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
1298 2009-03-24 Cary Coutant <ccoutant@google.com>
1300 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
1302 (needs_dynamic_reloc): Likewise.
1304 2009-03-24 Ian Lance Taylor <iant@google.com>
1306 * yyscript.y (file_cmd): Recognize EXTERN.
1307 (extern_name_list, extern_name_list_body): New nonterminals.
1308 * script.cc (script_add_extern): Define.
1309 * script-c.h (script_add_extern): Declare.
1311 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
1313 * object.cc (is_elf_object): Define.
1314 * object.h (is_elf_object): Declare.
1315 * archive.cc (Archive::get_elf_object_for_member): Call
1317 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
1319 2009-03-24 Elliott Hughes <enh@google.com>
1321 * output.cc (Output_file::map_anonymous): Define.
1322 (Output_file::map): Use map_anonymous. If the regular mmap fails,
1323 try an anonymous one. Report the size if the mmap fails.
1324 * output.h (class Output_file): Declare map_anonymous.
1326 2009-03-24 Ian Lance Taylor <iant@google.com>
1328 * target-select.cc (instantiate_target): Don't acquire the lock if
1329 the instantiated_target_ field has already been set.
1331 2009-03-23 Ian Lance Taylor <iant@google.com>
1333 * gold-threads.h (class Initialize_lock): Define.
1334 * gold-threads.cc (class Initialize_lock_once): Define.
1335 (initialize_lock_control): New static variable.
1336 (initialize_lock_pointer): New static variable.
1337 (initialize_lock_once): New static function.
1338 (Initialize_lock::Initialize_lock): Define.
1339 (Initialize_lock::initialize): Define.
1340 * target-select.h: Include "gold-threads.h".
1341 (class Target_selector): Add lock_ and initialize_lock_ fields.
1342 Don't define instantiate_target, just declare it.
1343 * target-select.cc (Target_selector::Target_selector): Initialize
1345 (Target_selector::instantiate_target): Define.
1346 * descriptors.h: Include "gold-threads.h".
1347 (class Descriptors): Add initialize_lock_ field.
1348 * descriptors.cc (Descriptors::Descriptors): Initialize new
1350 (Descriptors::open): Use initialize_lock_ field
1351 * errors.h (class Errors): Add initialize_lock_ field.
1352 * errors.cc (Errors::Errors): Initialize new field.
1353 (Errors::initialize_lock): Use initialize_lock_ field.
1354 * powerpc.cc (class Target_selector_powerpc): Remove
1355 instantiated_target_ field. In do_recognize call
1356 instantiate_target rather than do_instantiate_target. In
1357 do_instantiate_target just allocate a new target.
1358 * sparc.cc (class Target_selector_sparc): Likewise.
1360 * freebsd.h: New file.
1361 * i386.cc: Include "freebsd.h".
1362 (Target_i386): Derive from Target_freebsd rather than
1364 (Target_selector_i386): Derive from Target_selector_freebsd rather
1365 than Target_selector.
1366 * x86_64.cc: Include "freebsd.h".
1367 (Target_x86_64): Derive from Target_freebsd rather than
1369 (Target_selector_x86_64): Derive from Target_selector_freebsd
1370 rather than Target_selector.
1371 * target.h (class Target): Add adjust_elf_header and
1372 do_adjust_elf_header.
1373 * output.cc (Output_file_header:: do_sized_write): Call target
1374 adjust_elf_header routine.
1375 * configure.tgt: Set targ_osabi.
1376 * configure.ac: Define GOLD_DEFAULT_OSABI.
1377 * parameters.cc (Parameters::default_target): Pass
1378 GOLD_DEFAULT_OSABI to select_target.
1379 * target-select.h (class Target_selector): Make instantiate_target
1380 protected rather than private.
1381 * Makefile.am (HFILES): Add freebsd.h.
1382 * configure, Makefile.in, config.in: Rebuild.
1384 * merge.cc (do_add_input_section): Correct pend value. Change
1385 message about last entry not being null terminated from error to
1388 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
1390 * incremental.cc: New file.
1391 * Makefile.am (CCFILES): Add incremental.cc.
1392 * Makefile.in: Rebuild.
1394 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
1396 * layout.cc (Layout::output_section_name): Preserve names
1397 of '.note.' sections.
1399 2009-03-19 Ian Lance Taylor <iant@google.com>
1401 * descriptors.cc (Descriptors::open): Check that the options are
1402 valid before using them.
1404 2009-03-18 Ian Lance Taylor <iant@google.com>
1406 * script-sections.h: Include <list>.
1407 (class Script_sections): Change Sections_elements from std::vector
1408 to std::list. Typedef public Elements_iterator. Add
1409 orphan_section_placement_, data_segment_align_start_, and
1410 saw_data_segment_align_ fields. Remove data_segment_align_index_
1412 * script-sections.cc (class Orphan_section_placement): New class.
1413 (class Sections_element): Add virtual functions is_relro and
1414 orphan_section_init. Remove virtual function place_orphan_here.
1415 (class Output_section_definition): Add is_relro and
1416 orphan_section_init. Remove place_orphan_here.
1417 (class Orphan_output_section): Likewise.
1418 (Script_sections::Script_sections): Update for field changes.
1419 (Script_sections::data_segment_align): Set saw_data_segment_align_
1420 and data_segment_align_start_, not data_segment_align_index.
1421 (Script_sections::data_segment_relro_end): Check
1422 saw_data_segment_align_. Use data_segment_align_start_ rather
1423 than data_segment_align_index_.
1424 (Script_sections::place_orphan): Rewrite to use
1425 Orphan_section_placement.
1427 2009-03-17 Ian Lance Taylor <iant@google.com>
1429 * archive.cc (Archive::add_symbols): Check for a version attached
1430 to the symbol name in the archive map.
1431 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
1432 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
1433 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
1434 (ver_test_11.a): New target.
1435 * testsuite/Makefile.in: Rebuild.
1437 * configure.ac: Check for chsize and posix_fallocate. Replace
1439 * ftruncate.c: New file, from gnulib.
1440 * output.cc (posix_fallocate): Define dummy version if not
1441 HAVE_POSIX_FALLOCATE.
1442 (Output_file::map): Call posix_fallocate rather than lseek and
1444 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
1445 * configure, Makefile.in, config.in: Rebuild.
1447 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
1449 * layout.h (Layout::create_note): Add section_name parameter.
1450 * layout.cc (Layout::create_note): Likewise.
1451 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
1453 2009-03-17 Ian Lance Taylor <iant@google.com>
1455 * descriptors.cc: Include "options.h".
1456 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
1457 (Descriptors::open): Always use O_CLOEXEC when opening a new
1458 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
1459 then set FD_CLOEXEC.
1461 * sparc.cc (class Target_sparc): Add has_got_section.
1462 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
1463 make sure we have a GOT section.
1465 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
1466 (Target_sparc::Scan::local): Likewise.
1467 (Target_sparc::Scan::global): Likewise.
1468 (Target_sparc::Relocate::relocate): Likewise.
1469 (Target_sparc::Relocate::relocate_tls): Likewise.
1471 * symtab.cc (Symbol_table::define_default_version): New function,
1472 broken out of add_from_object.
1473 (Symbol_table::add_from_object): Call define_default_version.
1474 (Symbol_table::define_special_symbol): Add resolve_oldsym
1475 parameter. Change all callers. If the version for a symbol comes
1476 from a version script, resolve it with the symbol with the same
1477 name with no version. Also add the symbol without a version if
1479 (do_define_in_output_data): If resolving with oldsym, don't delete
1481 (do_define_in_output_segment): Likewise.
1482 (do_define_as_constant): Likewise.
1483 * symtab.h (class Symbol_table): Update declarations.
1485 2009-03-13 Ian Lance Taylor <iant@google.com>
1487 * readsyms.cc (Read_symbols::incompatible_warning): New function.
1488 (Read_symbols::requeue): New function.
1489 (Read_symbols::do_read_symbols): If make_elf_object fails because
1490 the target type is not configured, and the file was searched for,
1491 issue a warning and retry with the next directory.
1492 (Add_symbols::run): If the file has an incompatible format, and
1493 it was searched for, requeue the Read_symbols task. On error,
1495 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
1496 dirindex parameter to constructor. Change all callers. Declare
1497 incompatible_warning and requeue.
1498 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
1499 input_argument_ and input_group_ fields. Add them to
1500 constructor. Change all callers.
1501 (class Read_script): Add dirindex_ field. Add it to constructor.
1503 * archive.cc (Archive::setup): Remove input_objects parameter.
1505 (Archive::get_file_and_offset): Likewise.
1506 (Archive::read_all_symbols): Likewise.
1507 (Archive::read_symbols): Likewise.
1508 (Archive::get_elf_object_for_member): Remove input_objects
1509 parameter. Add punconfigured parameter. Change all callers.
1510 (Archive::add_symbols): Change return type to bool. Check return
1511 value of include_member.
1512 (Archive::include_all_members): Likewise.
1513 (Archive::include_member): Change return type to bool. Return
1514 false if first included object has incompatible target. Set
1515 included_member_ field.
1516 (Add_archive_symbols::run): If add_symbols returns false, requeue
1518 * archive.h (class Archive): Add included_member_ field.
1519 Initialize it in constructor. Add input_file and searched_for
1520 methods. Update declarations.
1521 (class Add_archive_symbols): Add dirpath_, dirindex_, and
1522 input_argument_ fields. Add them to constructor. Change all
1524 * script.cc: Include "target-select.h".
1525 (class Parser_closure): Add skip_on_incompatible_target_ and
1526 found_incompatible_target_ fields. Add
1527 skip_on_incompatible_target parameter to constructor. Change all
1528 callers. Add methods skip_on_incompatible_target,
1529 clear_skip_on_incompatible_target, found_incompatible_target, and
1530 set_found_incompatible_target.
1531 (read_input_script): Add dirindex parameter. Change all callers.
1532 If parser finds an incompatible target, requeue Read_symbols
1534 (script_set_symbol): Clear skip_on_incompatible_target in
1536 (script_add_assertion, script_parse_option): Likewise.
1537 (script_start_sections, script_add_phdr): Likewise.
1538 (script_check_output_format): New function.
1539 * script.h (read_input_script): Update declaration.
1540 * script-c.h (script_check_output_format): Declare.
1541 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
1542 (ignore_cmd): Remove OUTPUT_FORMAT.
1543 * fileread.cc (Input_file::Input_file): Add explicit this.
1544 (Input_file::will_search_for): New function.
1545 (Input_file::open): Add pindex parameter. Change all callers.
1546 * fileread.h (class Input_file): Add input_file_argument method.
1547 Declare will_search_for. Update declarations.
1548 * object.cc (make_elf_object): Add punconfigured parameter.
1550 * object.h (class Object): Make input_file public. Add
1551 searched_for method.
1552 (make_elf_object): Update declaration.
1553 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
1555 * dirsearch.h (class Dirsearch): Update declaration.
1556 * options.h (class General_options): Add --warn-search-mismatch.
1557 * parameters.cc (Parameters::is_compatible_target): New function.
1558 * parameters.h (class Parameters): Declare is_compatible_target.
1559 * workqueue.cc (Workqueue::add_blocker): New function.
1560 * workqueue.h (class Workqueue): Declare add_blocker.
1562 * fileread.cc (Input_file::open): Remove options parameter.
1564 (Input_file::open_binary): Likewise.
1565 * script.cc (read_input_script): Likewise.
1566 * readsyms.h (class Read_symbols): Remove options_ field. Remove
1567 options parameter from constructor. Change all callers.
1568 (class Read_script): Likewise.
1569 * fileread.h (class Input_file): Update declarations.
1570 * script.h (read_input_script): Update declaration.
1572 2009-03-10 Nick Clifton <nickc@redhat.com>
1574 * po/es.po: New Spanish translation.
1576 2009-03-06 Cary Coutant <ccoutant@google.com>
1578 * options.cc (parse_short_option): Keep dash_z from registering itself.
1580 2009-03-03 Ian Lance Taylor <iant@google.com>
1583 * target-reloc.h (relocate_section): Pass output_section to
1585 * i386.cc (Target_i386::should_apply_static_reloc): Add
1586 output_section parameter. Change all callers.
1587 (Target_i386::Relocate::relocate): Add output_section parameter.
1588 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1589 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
1590 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
1591 * testsuite/two_file_shared.sh: New script.
1592 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
1593 (check_DATA): Add two_file_shared.dbg.
1594 (two_file_shared.dbg): New target.
1595 * testsuite/Makefile.in: Rebuild.
1597 2009-03-01 Ian Lance Taylor <iant@google.com>
1599 * configure.ac: Check for byteswap.h.
1600 * configure: Rebuild.
1601 * config.in: Rebuild.
1603 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
1605 * layout.cc (Layout::find_or_add_kept_section): New function.
1606 (Layout::add_comdat): Removed.
1607 * layout.h (struct Kept_section): Move out of class Layout.
1608 Remove trailing underscores from field names. Add group_sections
1609 field. Rename group_ field to is_group. Change all uses.
1610 (class Layout): Declare find_or_add_kept_section, not add_comdat.
1611 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
1612 comdat_groups_ field.
1613 (Sized_relobj::include_section_group): Use
1614 find_or_add_kept_section and Kept_section::group_sections.
1615 (Sized_relobj::include_linkonce_section): Likewise.
1616 * object.cc (class Sized_relobj): Don't define Comdat_group or
1617 Comdat_group_table. Remove find_comdat_group and
1618 add_comdat_group. Remove comdat_groups_ field.
1619 * plugin.cc (include_comdat_group): Use
1620 Layout::find_or_add_kept_section.
1622 2009-02-28 Ian Lance Taylor <iant@google.com>
1624 * README: --gc-sections and map files are now supported. Document
1625 some build requirements.
1628 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
1629 relocatable link set the value of the section symbol to zero.
1630 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
1631 relocatable link don't include the section address in the local
1634 2009-02-27 Ian Lance Taylor <iant@google.com>
1637 * options.h (class Search_directory): Add is_system_directory.
1638 (class General_options): Declare is_in_system_directory.
1639 * options.cc (get_relative_sysroot): Make static.
1640 (get_default_sysroot): Make static.
1641 (General_optoins::is_in_system_directory): New function.
1642 * fileread.cc (Input_file::is_in_system_directory): New function.
1643 * fileread.h (class Input_file): Declare is_in_system_directory.
1644 * object.h (class Object): Add is_in_system_directory.
1645 (class Input_objects): Remove system_library_directory_ field.
1646 * object.cc (Input_objects::add_object): Don't set
1647 system_library_directory_.
1648 (input_objects::found_in_system_library_directory): Remove.
1649 * symtab.cc (Symbol_table::write_globals): Remove input_objects
1650 parameter. Change all callers.
1651 (Symbol_table::sized_write_globals): Likewise.
1652 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
1653 Call Object::is_in_system_directory.
1654 * symtab.h (class Symbol_table): Update declarations.
1657 * descriptors.h (Open_descriptor): Add is_on_stack field.
1658 * descriptors.cc (Descriptors::open): If the descriptor is on the
1659 top of the stack, remove it. Initialize is_on_stack field.
1660 (Descriptors::release): Only add pod to stack if it is not on the
1662 (Descriptors::close_some_descriptor): Clear stack_next and
1666 * output.cc (Output_section::find_starting_output_address): Rename
1667 from starting_output_address; add PADDR parameter; change return
1669 * output.h (class Output_section): Declare
1670 find_starting_output_address instead of starting_output_address.
1671 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
1672 section symbol for which we can't find a merge section.
1675 * symtab.cc (Symbol_table::add_from_object): If the visibility is
1676 hidden or internal, force the symbol to be local.
1677 * resolve.cc (Symbol::override_visibility): Define.
1678 (Symbol::override_base): Use override_visibility.
1679 (Symbol_table::resolve): Likewise.
1680 (Symbol::override_base_with_special): Likewise.
1681 (Symbol_table::override_with_special): If the visibility is hidden
1682 or internal, force the symbol to be local.
1683 * symtab.h (class Symbol): Add set_visibility and
1684 override_visibility.
1685 * testsuite/ver_test_1.sh: New file.
1686 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
1687 (check_DATA): Add ver_test_1.syms.
1688 (ver_test_1.syms): New target.
1689 * testsuite/Makefile.in: Rebuild.
1691 2009-02-25 Cary Coutant <ccoutant@google.com>
1693 * layout.cc (Layout::choose_output_section): Don't rename sections
1694 when using a linker script that has a SECTIONS clause.
1695 * Makefile.in: Regenerate.
1697 * testsuite/Makefile.am (script_test_5.sh): New test case.
1698 * testsuite/Makefile.in: Regenerate.
1699 * testsuite/script_test_5.cc: New file.
1700 * testsuite/script_test_5.sh: New file.
1701 * testsuite/script_test_5.t: New file.
1703 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
1705 * archive.cc (Archive::include_member): Update calls to add_symbols.
1706 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
1707 the Layout argument.
1708 * dynobj.h (do_add_symbols): Add the Layout argument.
1709 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
1711 * object.h (Object::add_symbols): Add the Layout argument.
1712 (Object::do_add_symbols): Add the Layout argument.
1713 (Sized_relobj::do_add_symbols): Add the Layout argument.
1714 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
1715 Unify the two versions.
1716 (Add_plugin_symbols): Remove.
1717 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
1718 (Sized_pluginobj::do_add_symbols): Unify the two versions.
1719 (Add_plugin_symbols): Remove.
1720 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
1721 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
1722 (Add_symbols::run): Make it work with Pulginobj.
1724 2009-02-06 Ian Lance Taylor <iant@google.com>
1726 * object.cc (Sized_relobj::do_layout): Make info message start
1727 with lower case letter.
1729 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
1731 * binary.cc: Fix file comment.
1733 * options.h (enum Incremental_disposition): Define.
1734 (class General_options): Add new options: --incremental,
1735 --incremental_changed, --incremental_unchanged,
1736 --incremental_unknown. Add incremental_disposition_ and
1737 implicit_incremental_ fields.
1738 (General_options::incremental_disposition): New function.
1739 (class Position_dependent_options): Add incremental_disposition
1741 (Position_dependent_options::copy_from_options): Set incremental
1743 * options.cc (General_options::parse_incremental_changed): New
1745 (General_options::parse_incremental_unchanged): New function.
1746 (General_options::parse_incremental_unknown): New function.
1747 (General_options::General_options): Initialize new fields
1748 incremental_disposition_ and implicit_incremental_.
1749 (General_options::finalize): Check for uasge of --incremental-*
1750 without --incremental.
1752 2009-02-06 Chris Demetriou <cgd@google.com>
1754 * gold.h (gold_undefined_symbol): Change to take only a Symbol
1755 pointer and to report location as the file name associated with
1757 (gold_undefined_symbol_at_location): New function to replace the
1758 old gold_undefined_symbol functionality.
1759 * target-reloc.h (relocate_section): Update to use
1760 gold_undefined_symbol_at_location.
1761 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1762 Call gold_undefined_symbol function rather than gold_error.
1763 * errors.h (Errors::undefined_symbol): Take location as a
1764 string, rather than calculating it from a relocation.
1765 * errors.cc (Errors::fatal): Print "fatal error:" before the
1767 (Errors::error, Errors::error_at_location): Print "error: "
1768 before the formatted message.
1769 (Errors::undefined_symbol): Take location as a string, rather
1770 than calculating it from a relocation.
1771 (gold_undefined_symbol_at_location): New function akin to
1772 old gold_undefined_symbol, calculates location from relocation.
1773 (gold_undefined_symbol): Change to take only a Symbol pointer
1774 and to report location as the file name associated with the symbol.
1775 * testsuite/debug_msg.sh: Update for changed error messages.
1776 * testsuite/undef_symbol.sh: Likewise.
1778 2009-02-04 Duncan Sands <baldrick@free.fr>
1781 * reduced_debug_output.h
1782 (Output_reduced_debug_abbrev_section::failed): Use format for
1784 (Output_reduced_debug_info_section::faild): Likewise.
1786 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
1788 * script.cc (Lazy_demangler): New class.
1789 (Version_script_info::get_symbol_version_helper): Demangle a
1792 2009-01-29 Cary Coutant <ccoutant@google.com>
1794 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
1796 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1798 2009-01-28 Ian Lance Taylor <iant@google.com>
1800 * version.cc (version_string): Bump to 1.9.
1802 * gold.h: Include <cstring> and <stdint.h>.
1803 * version.cc: Include <cstdio>.
1804 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
1806 * reduced_debug_output.cc (insert_into_vector): Rename from
1807 Insert_into_vector; change all callers. Use Swap_unaligned to
1808 avoid aliasing issue; remove union since it is unnecessary.
1810 2009-01-27 Sriraman Tallam <tmsriram@google.com>
1812 * Makefile.am (CCFILES): Add gc.cc.
1814 * Makefile.in: Regenerate.
1815 * gold.cc (Gc_runner): New class.
1816 (queue_initial_tasks): Call garbage collection related tasks
1817 when corresponding options are invoked.
1818 (queue_middle_gc_tasks): New function.
1819 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
1820 processed early before laying out sections during garbage collection.
1821 * gold.h (queue_middle_gc_tasks): New function.
1822 (is_prefix_of): Move from "layout.cc".
1823 * i386.cc (Target_i386::gc_process_relocs): New function.
1824 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
1825 * main.cc (main): Create object of class "Garbage_collection".
1826 * object.cc (Relobj::copy_symbols_data): New function.
1827 (Relobj::is_section_name_included): New function.
1828 (Sized_relobj::do_layout): Allow this function to be called twice
1829 during garbage collection and defer layout of section during the
1831 * object.h (Relobj::get_symbols_data): New function.
1832 (Relobj::is_section_name_included): New function.
1833 (Relobj::copy_symbols_data): New function.
1834 (Relobj::set_symbols_data): New function.
1835 (Relobj::get_relocs_data): New function.
1836 (Relobj::set_relocs_data): New function.
1837 (Relobj::is_output_section_offset_invalid): New pure virtual function.
1838 (Relobj::gc_process_relocs): New function.
1839 (Relobj::do_gc_process_relocs): New pure virtual function.
1840 (Relobj::sd_): New data member.
1841 (Sized_relobj::is_output_section_offset_invalid): New function.
1842 (Sized_relobj::do_gc_process_relocs): New function.
1843 * options.h (General_options::gc_sections): Modify to not be a no-op.
1844 (General_options::print_gc_sections): New option.
1845 * plugin.cc (Plugin_finish::run): Remove function call to
1846 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
1847 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
1848 * reloc.cc (Read_relocs::run): Add task to process relocs and
1849 determine unreferenced sections when doing garbage collection.
1850 (Gc_process_relocs): New class.
1851 (Sized_relobj::do_gc_process_relocs): New function.
1852 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
1853 sections that are garbage collected.
1854 * reloc.h (Gc_process_relocs): New class.
1855 * sparc.cc (Target_sparc::gc_process_relocs): New function.
1856 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
1857 symbols whose corresponding sections are garbage collected.
1858 (Symbol_table::Symbol_table): Add new parameter for the garbage
1860 (Symbol_table::gc_mark_undef_symbols): New function.
1861 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1862 (Symbol_table::gc_mark_dyn_syms): New function.
1863 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
1865 (Symbol_table::add_from_object): Likewise.
1866 (Symbol_table::add_from_relobj): When building shared objects, do not
1867 treat externally visible symbols as garbage.
1868 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
1869 table information for static and relocatable links.
1870 * symtab.h (Symbol_table::set_gc): New function.
1871 (Symbol_table::gc): New function.
1872 (Symbol_table::gc_mark_undef_symbols): New function.
1873 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1874 (Symbol_table::gc_mark_dyn_syms): New function.
1875 (Symbol_table::gc_): New data member.
1876 * target.h (Sized_target::gc_process_relocs): New pure virtual
1878 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
1879 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
1881 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
1883 * options.h (General_options::gc_sections): Define as a no-op for now.
1884 (General_options::no_keep_memory): Ditto.
1885 (General_options::Bshareable): Define.
1886 * options.cc (General_options::finalize): Honor -Bshareable.
1888 2009-01-20 Andreas Schwab <schwab@suse.de>
1890 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
1891 read the value in the contents, since we don't use it. Use the
1892 template endianness when writing.
1893 (Relocate::relocate): Use it for R_PPC_REL16_HA.
1895 2009-01-19 Andreas Schwab <schwab@suse.de>
1897 * configure.tgt (powerpc64-*): Fix targ_obj.
1899 2009-01-15 Ian Lance Taylor <iant@google.com>
1901 * object.cc (Sized_relobj::write_local_symbols): Don't write out
1902 local symbols when stripping all symbols.
1904 2009-01-14 Cary Coutant <ccoutant@google.com>
1906 * output.cc (Output_reloc): Add explicit instantiations.
1908 2009-01-14 Cary Coutant <ccoutant@google.com>
1910 * archive.cc (Archive::get_elf_object_for_member): Remove call
1911 to File_read::claim_for_plugin.
1912 * descriptors.cc (Descriptors::open): Remove reference to
1914 (Descriptors::claim_for_plugin): Remove.
1915 * descriptors.h (Descriptors::claim_for_plugin): Remove.
1916 (Descriptors::is_claimed): Remove.
1917 (claim_descriptor_for_plugin): Remove.
1918 * fileread.cc (File_read::claim_for_plugin): Remove.
1919 * fileread.h (File_read::claim_for_plugin): Remove.
1920 (File_read::descriptor): Reopen descriptor if necessary.
1921 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
1922 (Plugin_manager::all_symbols_read): Add task parameter. Change
1924 (Plugin_manager::get_input_file): New function.
1925 (Plugin_manager::release_input_file): New function.
1926 (Pluginobj::Pluginobj): Add filesize parameter and initialize
1927 corresponding data member.
1928 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
1929 and pass to base constructor. Change all callers.
1930 (get_input_file, release_input_file): New functions.
1931 (make_sized_plugin_object): Add filesize parameter. Change all callers.
1932 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
1933 (Plugin_manager::all_symbols_read): Add task parameter.
1934 (Plugin_manager::get_input_file): New function.
1935 (Plugin_manager::release_input_file): New function.
1936 (Plugin_manager::task_): New data member.
1937 (Pluginobj::Pluginobj): Add filesize parameter.
1938 (Pluginobj::filename): New function.
1939 (Pluginobj::descriptor): New function.
1940 (Pluginobj::filesize): New function.
1941 (Pluginobj::filesize_): New data member.
1942 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
1943 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
1944 File_read::claim_for_plugin; use Object::unlock to unlock the file.
1946 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
1947 with archive libraries.
1948 * testsuite/Makefile.in: Regenerate.
1949 * testsuite/plugin_test.c (struct sym_info): New type.
1950 (get_input_file, release_input_file): New static variables.
1951 (onload): Capture new transfer vector entries.
1952 (claim_file_hook): Stop reading at end of file according to filesize.
1953 Factor out parsing of readelf output into separate function.
1954 (all_symbols_read_hook): Exercise get_input_file and release_input_file
1955 APIs and get the source file name from the symbol table. Convert
1956 source file name to corresponding object file name. Print info
1957 message when adding new input files.
1958 (parse_readelf_line): New function.
1959 * testsuite/plugin_test_1.sh: Add checks for new info messages.
1960 * testsuite/plugin_test_2.sh: Likewise.
1961 * testsuite/plugin_test_3.sh: Likewise.
1962 * testsuite/plugin_test_4.sh: New test case.
1964 2009-01-07 Ian Lance Taylor <iant@google.com>
1966 * version.cc (version_string): Bump to 1.8.
1968 2008-12-23 Cary Coutant <ccoutant@google.com>
1970 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
1971 * plugin.cc (Plugin_manager::finish): Rename as
1972 layout_deferred_objects. Move cleanup to separate function.
1973 (Plugin_manager::cleanup): New function.
1974 (Plugin_finish::run): Call layout_deferred_objects and cleanup
1976 * plugin.h (Plugin_manager::finish): Rename as
1977 layout_deferred_objects.
1978 (Plugin_manager::cleanup): New function.
1979 (Plugin_manager::cleanup_done): New field.
1981 2008-12-23 Cary Coutant <ccoutant@google.com>
1983 * plugin.cc (is_visible_from_outside): New function.
1984 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
1985 so we don't return "IR only" status for exported symbols or -r links.
1987 * testsuite/Makefile.am (plugin_test_3): New test case.
1988 * testsuite/Makefile.in: Regenerate.
1989 * testsuite/plugin_test_3.sh: New file.
1991 2008-12-22 Cary Coutant <ccoutant@google.com>
1993 * object.cc (Sized_relobj::layout_section): New function.
1994 (Sized_relobj::do_layout): Defer layout of input sections until after
1995 plugin has provided replacement files.
1996 (Sized_relobj::do_layout_deferred_sections): New function.
1997 * object.h (Relobj::set_section_offset): Remove virtual keyword.
1998 (Relobj::layout_deferred_sections): New function.
1999 (Relobj::do_layout_deferred_sections): New function.
2000 (Sized_relobj::do_layout_deferred_sections): New function.
2001 (Sized_relobj::layout_section): New function.
2002 (Sized_relobj::Deferred_layout): New structure.
2003 (Sized_relobj::deferred_layout_): New field.
2004 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
2005 Change all callers. Layout deferred sections.
2006 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
2008 (Plugin_hook::run): Move code from do_plugin_hook inline.
2009 (Plugin_hook::do_plugin_hook): Remove.
2010 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
2011 (Plugin_manager::finish): Renamed, was cleanup.
2012 (Plugin_manager::should_defer_layout): New function.
2013 (Plugin_manager::add_deferred_layout_object): New function.
2014 (Plugin_manager::Deferred_layout_list): New type.
2015 (Plugin_manager::deferred_layout_objects_): New field.
2016 (Plugin_hook::do_plugin_hook): Remove.
2018 2008-12-17 Ian Lance Taylor <iant@google.com>
2020 * options.h (class General_options): Add --no case for
2023 2008-12-16 Cary Coutant <ccoutant@google.com>
2025 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
2027 (Plugin_manager::claim_file): Create plugin object even if
2028 plugin did not call the add_symbols callback.
2029 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
2030 asking for more symbols than were added.
2031 * testsuite/Makefile.am (plugin_test_1): Add test case with
2033 (empty.syms): New target.
2034 * testsuite/Makefile.in: Regenerate.
2035 * testsuite/plugin_test.c (claim_file_hook): Add new debug
2036 message. Don't call add_symbols if no globals.
2037 (all_symbols_read_hook): Don't provide replacement for empty
2040 2008-12-12 Ian Lance Taylor <iant@google.com>
2042 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
2043 r_type == 0 for a local symbol with r_sym == 0.
2044 (scan_relocatable_relocs): Pass r_sym to
2045 local_non_section_strategy.
2046 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
2049 * configure.ac: Update test for TLS descriptors: they are
2050 supported as of glibc 2.9.
2051 * configure: Rebuild.
2053 2008-12-11 Ian Lance Taylor <iant@google.com>
2056 * target-reloc.h (Default_scan_relocatable_relocs): For each
2057 function, map r_type == 0 to RELOC_DISCARD.
2059 2008-12-10 Cary Coutant <ccoutant@google.com>
2061 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
2062 object to override a kept COMDAT group from a plugin object.
2064 2008-12-09 Ian Lance Taylor <iant@google.com>
2067 * yyscript.y (file_cmd): Handle INPUT.
2069 * testsuite/initpri1.c: Change all declarations to be full
2070 prototypes by adding void, to avoid compiler warnings.
2072 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
2074 * options.cc (General_options::parse_plugin_opt): New.
2075 (General_options::add_plugin): The argument now is just the filename.
2076 (General_options::add_plugin_option): New.
2077 * options.h (plugin_opt): New.
2078 (add_plugin): Change argument name.
2079 (add_plugin_option): New.
2080 * plugin.cc (Plugin::load): Don't parse the plugin option.
2081 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
2082 (Plugin::add_option): New.
2083 (Plugin::args_): Change type.
2084 (Plugin::filename_): New.
2085 (Plugin_manager::add_plugin_option): New.
2086 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
2087 * testsuite/Makefile.in: Regenerate.
2089 2008-12-05 Cary Coutant <ccoutant@google.com>
2091 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
2092 Handle --strip-lto-sections option.
2093 * options.h (strip_lto_sections): New option.
2095 2008-12-01 Cary Coutant <ccoutant@google.com>
2097 * plugin.cc (ld_plugin_message): Change format parameter to const.
2098 Fix mismatch between new[] and delete.
2100 2008-11-14 Cary Coutant <ccoutant@google.com>
2102 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
2105 2008-11-05 Craig Silverstein <csilvers@google.com>
2107 * options.cc (General_options::parse_dynamic_list): New function.
2108 * options.h (General_options): New flags dynamic_list,
2109 dynamic_list_data, dynamic_list_cpp_new, and
2110 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
2111 (General_options::in_dynamic_list): New function.
2112 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
2113 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
2114 (Lex::can_continue_name): Likewise.
2116 (read_script_file): New parameter script_options.
2117 (read_dynamic_list): New function.
2118 (Script_options::define_dynamic_list): New function.
2119 (dynamic_list_keyword_parsecodes): New variable.
2120 (dynamic_list_keywords): New variable.
2121 * script.h (Script_options::define_dynamic_list): New function
2123 (read_dynamic_list): New function prototype.
2124 * symtab.cc (strprefix): New macro.
2125 (Symbol::should_add_dynsym_entry): Support dynamic_list,
2126 dynamic_list_data, dynamic_list_cpp_new, and
2127 dynamic_list_cpp_typeinfo.
2128 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
2129 (dynamic_list_expr): New rule.
2130 (dynamic_list_nodes): Likewise.
2131 (dynamic_list_node): Likewise.
2132 * testsuite/Makefile.am (dynamic_list): New test.
2133 * testsuite/Makefile.in: Regenerated.
2134 * testsuite/dynamic_list.t: New file.
2135 * testsuite/dynamic_list.sh: New file.
2137 2008-11-05 Craig Silverstein <csilvers@google.com>
2139 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
2140 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
2141 (t11_last): Likewise.
2142 * testsuite/ver_test_6.c (main): Likewise.
2144 2008-10-07 Cary Coutant <ccoutant@google.com>
2146 * options.c (General_options::finalize): Add check for -static and
2148 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
2151 2008-10-02 Cary Coutant <ccoutant@google.com>
2153 * plugin.cc (make_sized_plugin_object): Fix conditional
2154 compilation to work when not all targets are enabled.
2156 2008-09-29 Cary Coutant <ccoutant@google.com>
2158 * archive.cc (Archive::get_file_and_offset): Use filename instead
2159 of name to get library path.
2160 (Archive::include_member): Unlock external member of a thin archive.
2162 * testsuite/Makefile.am (TEST_AR): New variable.
2163 (thin_archive_test_1): New test.
2164 (thin_archive_test_2): New test.
2165 * testsuite/Makefile.in: Regenerate.
2166 * testsuite/thin_archive_main.cc: New file.
2167 * testsuite/thin_archive_test_1.cc: New file.
2168 * testsuite/thin_archive_test_2.cc: New file.
2169 * testsuite/thin_archive_test_3.cc: New file.
2170 * testsuite/thin_archive_test_4.cc: New file.
2172 2008-09-29 Cary Coutant <ccoutant@google.com>
2174 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
2175 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
2177 (Sized_relobj::do_finalize_local_symbols): Likewise.
2178 (Sized_relobj::map_to_kept_section): Likewise.
2179 * object.h (Sized_relobj::invalid_address): New constant.
2180 (Sized_relobj::do_output_section_offset): Check for invalid_address
2182 * output.cc (Output_reloc::local_section_offset): Use constant
2183 invalid_address instead of -1U.
2184 (Output_reloc::get_address): Likewise.
2185 (Output_section::output_address): Change -1U to -1ULL.
2186 * output.h (Output_reloc::invalid_address): New constant.
2187 * reloc.cc (Sized_relobj::write_sections): Use constant
2188 invalid_address instead of -1U.
2189 (Sized_relobj::relocate_sections): Likewise.
2190 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
2191 values for merge sections.
2192 * target-reloc.h (relocate_for_relocatable): Use constant
2193 invalid_address instead of -1U.
2195 2008-09-19 Cary Coutant <ccoutant@google.com>
2197 Add plugin functionality for link-time optimization (LTO).
2198 * configure.ac (plugins): Add --enable-plugins option.
2199 * configure: Regenerate.
2200 * config.in: Regenerate.
2201 * Makefile.am (LIBDL): New variable.
2202 (CCFILES): Add plugin.cc.
2203 (HFILES): Add plugin.h.
2204 (ldadd_var): Add LIBDL.
2205 * Makefile.in: Regenerate.
2207 * archive.cc: Include "plugin.h".
2208 (Archive::setup): Don't preread archive symbols when using a plugin.
2209 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
2210 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
2212 (Archive::include_member): Add symbols from plugin objects.
2213 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
2214 * descriptors.cc (Descriptors::open): Check for file descriptors
2215 abandoned by plugins.
2216 (Descriptors::claim_for_plugin): New function.
2217 * descriptors.h (Descriptors::claim_for_plugin): New function.
2218 (Open_descriptor::is_claimed): New field.
2219 (claim_descriptor_for_plugin): New function.
2220 * fileread.cc (File_read::claim_for_plugin): New function.
2221 * fileread.h (File_read::claim_for_plugin): New function.
2222 (File_read::descriptor): New function.
2223 * gold.cc: Include "plugin.h".
2224 (queue_initial_tasks): Add task to call plugin hooks for generating
2226 * main.cc: Include "plugin.h".
2227 (main): Load plugin libraries.
2228 * object.h (Pluginobj): Declare.
2229 (Object::pluginobj): New function.
2230 (Object::do_pluginobj): New function.
2231 (Object::set_target): New function.
2232 * options.cc: Include "plugin.h".
2233 (General_options::parse_plugin): New function.
2234 (General_options::General_options): Initialize plugins_ field.
2235 (General_options::add_plugin): New function.
2236 * options.h (Plugin_manager): Declare.
2237 (General_options): Add --plugin option.
2238 (General_options::has_plugins): New function.
2239 (General_options::plugins): New function.
2240 (General_options::add_plugin): New function.
2241 (General_options::plugins_): New field.
2242 * plugin.cc: New file.
2243 * plugin.h: New file.
2244 * readsyms.cc: Include "plugin.h".
2245 (Read_symbols::do_read_symbols): Check for archive before checking
2246 for ELF file. Call plugin hooks to claim files.
2247 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
2248 from a real object file; force override when processing replacement
2250 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
2251 (Symbol::init_base_object): Likewise.
2252 (Symbol::init_base_output_data): Likewise.
2253 (Symbol::init_base_output_segment): Likewise.
2254 (Symbol::init_base_constant): Likewise.
2255 (Symbol::init_base_undefined): Likewise.
2256 (Symbol::output_section): Assert that object is not a plugin.
2257 (Symbol_table::add_from_pluginobj): New function.
2258 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
2260 (Symbol_table::sized_write_globals): Likewise.
2261 (Symbol_table::add_from_pluginobj): Instantiate template.
2262 * symtab.h (Sized_pluginobj): Declare.
2263 (Symbol::in_real_elf): New function.
2264 (Symbol::set_in_real_elf): New function.
2265 (Symbol::in_real_elf_): New field.
2266 (Symbol_table::add_from_pluginobj): New function.
2268 * testsuite/Makefile.am (AM_CFLAGS): New variable.
2269 (LIBDL): New variable.
2271 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
2272 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
2273 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
2274 (MOSTLYCLEANFILES): Likewise.
2275 * testsuite/Makefile.in: Regenerate.
2276 * testsuite/plugin_test.c: New file.
2277 * testsuite/plugin_test_1.sh: New file.
2278 * testsuite/plugin_test_2.sh: New file.
2280 2008-09-16 Ian Lance Taylor <iant@google.com>
2282 * target-reloc.h (relocate_section): Check whether a symbol is
2283 defined by the ABI before reporting an undefined symbol error.
2284 * target.h (Target::is_defined_by_abi): Make parameter const.
2285 (Target::do_is_defined_by_abi): Likewise.
2286 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
2287 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
2288 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
2289 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
2290 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
2291 * testsuite/Makefile.in: Rebuild.
2293 * fileread.cc (make_view): Add casts to avoid warning.
2295 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
2297 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
2298 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
2300 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
2302 * options.h (General_options::output_is_executable): New.
2303 (General_options::output_is_pie): New.
2304 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
2305 for shared libraries.
2306 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
2308 2008-09-11 Chris Demetriou <cgd@google.com>
2310 * options.h (origin): New -z option.
2311 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
2312 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
2315 2008-09-05 Cary Coutant <ccoutant@google.com>
2317 * fileread.cc (File_read::make_view): Add check for attempt to map
2320 2008-09-05 Cary Coutant <ccoutant@google.com>
2322 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
2323 explicit instantiations.
2325 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
2328 * options.cc (General_options::finalize): Allow undefined symbols
2329 in shlibs if linking -shared.
2332 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
2333 symbols as not needing a dynsym entry.
2335 2008-08-20 Craig Silverstein <csilvers@google.com>
2337 * fileread.cc (File_read::open): Do not lock the file unless it
2338 was successfully opened.
2340 2008-08-14 Cary Coutant <ccoutant@google.com>
2342 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
2343 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
2344 * testsuite/tls_test.cc (struct int128): 128-bit struct
2345 for testing TLS relocs with non-zero addend.
2346 (v12): New TLS variable.
2348 (t_last): Add check for v12.
2349 * testsuite/tls_test.h (t12): New function.
2350 * testsuite/tls_test_main.cc (thread_routine): Call new test.
2352 2008-08-13 Ian Lance Taylor <iant@google.com>
2354 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
2355 set tls_segment_ or relro_segment_.
2356 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
2358 * output.h (Output_section::clear_is_relro): New function.
2359 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
2360 sections specially even when output_data_ is empty.
2361 (Output_segment::maximum_alignment): When first section is relro,
2362 only force alignment for PT_LOAD segments.
2363 * script.cc (script_data_segment_align): New function.
2364 (script_data_segment_relro_end): New function.
2365 * script-c.h (script_data_segment_align): Declare.
2366 (script_data_segment_relro_end): Declare.
2367 * script-sections.h (class Script_sections): Declare
2368 data_segment_align and data_segment_relro_end. Add fields
2369 segment_align_index_ and saw_relro_end_.
2370 * script-sections.cc (class Sections_element): Add set_is_relro
2371 virtual function. Add new bool* parameter to place_orphan_here.
2372 Add get_output_section virtual function.
2373 (class Output_section_definition): Add set_is_relro. Add new
2374 bool* parameter to place_orphan_here. Add get_output_section.
2375 Add is_relro_ field.
2376 (Output_section_definition::Output_section_definition): Initialize
2377 evaluated_address_, evaluated_load_address, evaluated_addralign_,
2378 and is_relro_ fields.
2379 (Output_section_definition::place_orphan_here): Add is_relro
2381 (Output_section_definition::set_section_addresses): Set relro for
2383 (Output_section_definition::alternate_constraint): Likewise.
2384 (class Orphan_output_section): Add new bool* parameter to
2385 place_orphan_here. Add get_output_section.
2386 (Orphan_output_section::place_orphan_here): Add is_relro
2388 (Script_sections::Script_sections): Initialize
2389 data_segment_align_index_ and saw_relro_end_.
2390 (Script_sections::data_segment_align): New function.
2391 (Script_sections::data_segment_relro_end): New function.
2392 (Script_sections::place_orphan): Set or clear is_relro.
2393 (Script_sections::set_section_addresses): Force alignment of first
2395 * yyscript.y (exp): Call script_data_segment_align and
2396 script_data_segment_relro_end.
2397 * testsuite/relro_script_test.t: New file.
2398 * testsuite/relro_test.cc (using_script): Declare.
2399 (t1, t2): Test using_script.
2400 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
2401 (relro_script_test_SOURCES): Define.
2402 (relro_script_test_DEPENDENCIES): Define.
2403 (relro_script_test_LDFLAGS): Define.
2404 (relro_script_test_LDADD): Define.
2405 (relro_script_test.so): New target.
2406 * testsuite/Makefile.in: Rebuild.
2408 2008-08-06 Cary Coutant <ccoutant@google.com>
2410 * archive.cc (Archive::total_archives, Archive::total_members)
2411 (Archive::total_members_loaded): New variables.
2412 (Archive::setup): Add parameter. Add option to preread
2414 (Archive::read_armap): Add counter.
2415 (Archive::get_file_and_offset): New function.
2416 (Archive::get_elf_object_for_member): New function.
2417 (Archive::read_all_symbols): New function.
2418 (Archive::read_symbols): New function.
2419 (Archive::add_symbols): Add counters.
2420 (Archive::include_all_members): Use armap to find members if it's
2422 (Archive::include_member): Skip reading symbols if already read.
2423 Factored code into Archive::get_file_and_offset and
2424 Archive::get_elf_object_for_member. Changed call to
2425 Mapfile::report_include_archive_member.
2426 (Archive::print_stats): New function.
2427 * archive.h: Declare Object and Read_symbols_data classes.
2428 (Archive::Archive): Add initializers for new members.
2429 (Archive::setup): Add parameter.
2430 (Archive::print_stats): New function.
2431 (Archive::total_archives, Archive::total_members)
2432 (Archive::total_members_loaded): New variables.
2433 (Archive::get_file_and_offset): New function.
2434 (Archive::get_elf_object_for_member): New function.
2435 (Archive::read_all_symbols): New function.
2436 (Archive::read_symbols): New function.
2437 (Archive::Archive_member): New class.
2438 (Archive::members_): New member.
2439 (Archive::num_members_): New member.
2440 * main.cc: Include archive.h.
2441 (main): Call Archive::print_stats.
2442 * mapfile.cc (Mapfile::report_include_archive_member): Delete
2443 archive parameter; member_name is now the fully-decorated name.
2444 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
2445 * options.h: (General_options): Add --preread-archive-symbols option.
2446 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
2449 2008-08-04 Ian Lance Taylor <iant@google.com>
2451 * symtab.h (Symbol::use_plt_offset): New function.
2452 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
2453 * powerpc.cc (Relocate::relocate): Likewise.
2454 * sparc.cc (Relocate::relocate): Likewise.
2455 * x86_64.cc (Relocate::relocate): Likewise.
2456 * testsuite/weak_plt.sh: New test.
2457 * testsuite/weak_plt_main.cc: New test.
2458 * testsuite/weak_plt_shared.cc: New test.
2459 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
2460 (check_PROGRAMS): Add weak_plt.
2461 (check_DATA): Add weak_plt_shared.so.
2462 (weak_plt_main_pic.o, weak_plt): New targets.
2463 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
2464 * testsuite/Makefile.in: Rebuild.
2466 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
2468 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
2469 * testsuite/Makefile.in: Rebuild.
2471 2008-08-04 Alan Modra <amodra@bigpond.net.au>
2473 * Makefile.am (POTFILES.in): Set LC_ALL=C.
2474 * Makefile.in: Regenerate.
2475 * po/POTFILES.in: Regenerate.
2477 2008-07-29 Ian Lance Taylor <iant@google.com>
2479 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
2480 symbols before other symbols.
2481 * testsuite/script_test_2.cc (test_addr): Declare.
2482 (test_addr_alias): Declare.
2483 (main): Check that test_addr and test_addr_alias have the right
2485 * testsuite/script_test_2.t: Define test_addr_alias and
2488 2008-07-24 Ian Lance Taylor <iant@google.com>
2491 * descriptors.cc: New file.
2492 * descriptors.h: New file.
2493 * gold-threads.h (class Hold_optional_lock): New class.
2494 * fileread.cc: Include "descriptors.h".
2495 (File_read::~File_read): Release descriptor rather than closing
2497 (File_read::open) [file]: Call open_descriptor rather than open.
2498 Set is_descriptor_opened_.
2499 (File_read::open) [memory]: Assert that descriptor is not open.
2500 (File_read::reopen_descriptor): New function.
2501 (File_read::release): Release descriptor.
2502 (File_read::do_read): Make non-const. Reopen descriptor.
2503 (File_read::read): Make non-const.
2504 (File_read::make_view): Reopen descriptor.
2505 (File_read::do_readv): Likewise.
2506 * fileread.h (class File_read): Add is_descriptor_opened_ field.
2507 Update declarations.
2508 * layout.cc: Include "descriptors.h".
2509 (Layout::create_build_id): Use open_descriptor rather than open.
2510 * output.cc: Include "descriptors.h".
2511 (Output_file::open): Use open_descriptor rather than open.
2512 * archive.cc (Archive::const_iterator): Change Archive to be
2514 (Archive::begin, Archive::end): Make non-const.
2515 (Archive::count_members): Likewise.
2516 * archive.h (class Archive): Update declarations.
2517 * object.h (Object::read): Make non-const.
2518 * Makefile.am (CCFILES): Add descriptors.cc.
2519 (HFILES): Add descriptors.h.
2520 * Makefile.in: Rebuild.
2523 * gold.h: Always include <clocale>. Add Solaris workarounds
2524 following code in binutils/sysdep.h.
2527 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
2528 this->eh_frame_hdr_ is NULL before using it.
2530 * dynobj.cc (Versions::Versions): Update comment.
2532 * dynobj.cc (Versions::Versions): If there is an soname, use it as
2533 the base version name.
2535 * stringpool.cc (Stringpool_template::add_with_length): Set key to
2536 array size plus one.
2537 (Stringpool_template::set_string_offsets): Subtract one from key
2538 before using it as an array index.
2539 (Stringpool_template::get_offset_with_length): Likewise.
2540 (Stringpool_template::write_to_buffer): Likewise.
2541 * stringpool.h (Stringpool_template::get_offset_from_key):
2544 2008-07-23 Ian Lance Taylor <iant@google.com>
2547 * object.h (Merged_symbol_value::value): Do our best to handle a
2551 * script.cc (Version_script_info::get_versions): Don't add empty
2552 version tag to return value.
2553 (Version_script_info::get_symbol_version_helper): Change return
2554 type to bool. Add pversion parameter. Change all callers.
2555 (script_register_vers_node): Don't require a non-NULL tag.
2556 * script.h (class Version_script_info): Update declarations.
2557 (Version_script_info::get_symbol_version): Change return type to
2558 bool. Add version parameter. Change all callers.
2559 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
2560 handling. Handle an empty version from a version script.
2561 (Symbol_table::define_special_symbol): Likewise.
2562 * testsuite/ver_test_10.script: New file.
2563 * testsuite/ver_test_10.sh: New file.
2564 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
2565 (check_DATA): Add ver_test_10.syms.
2566 (ver_test_10.syms, ver_test_10.so): New target.
2567 * testsuite/Makefile.in: Rebuild.
2569 2008-07-23 Simon Baldwin <simonb@google.com>
2571 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
2572 to zero for undefined symbols from dynamic libraries.
2574 2008-07-23 Ian Lance Taylor <iant@google.com>
2576 * symtab.cc (Symbol_table::resolve): Remove version parameter.
2578 * symtab.h (class Symbol_table): Update declaration.
2579 * testsuite/ver_test_9.cc: New file.
2580 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
2581 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
2582 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
2583 (ver_test_9.so, ver_test_9.o): New targets.
2584 * testsuite/Makefile.in: Rebuild.
2586 2008-07-22 Ian Lance Taylor <iant@google.com>
2588 * options.h (class General_options): Define --check-sections.
2589 * layout.cc (Layout::set_segment_offsets): Handle
2592 * options.h (class General_options): Define -n/--nmagic and
2594 * options.cc (General_options::finalize): For -n/--nmagic or
2595 -N/--omagic, set -static.
2596 * layout.cc (Layout::attach_allocated_section_to_segment): If
2597 -N/--omagic, don't put read-only and read-write sections in
2599 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
2600 finding a read-only segment.
2601 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
2602 don't set the minimum segment alignment to the common page size,
2603 and don't set the file offset to the address modulo the page size.
2604 * script-sections.cc (Script_sections::create_segments): If
2605 -n/--omagic, don't put read-only and read-write sections in
2608 * cref.cc: New file.
2610 * options.h (class General_options): Add --print-symbol-counts.
2611 * main.cc (main): Issue defined symbol report if requested.
2612 * archive.cc (Archive::interpret_header): Make into a const member
2614 (Archive::add_symbols): Call Input_objects::archive_start and
2616 (Archive::const_iterator): Define new class.
2617 (Archive::begin, Archive::end): New functions.
2618 (Archive::include_all_members): Rewrite to use iterator.
2619 (Archive::count_members): New function.
2620 * archive.h (class Archive): Update declarations.
2621 (Archive::filename): New function.
2622 * object.cc: Include "cref.h".
2623 (Sized_relobj::Sized_relobj): Initialize defined_count_.
2624 (Sized_relobj::do_get_global_symbol_counts): New function.
2625 (Input_objects::add_object): Add object to cross-referencer.
2626 (Input_objects::archive_start): New function.
2627 (Input_objects::archive_stop): New function.
2628 (Input_objects::print_symbol_counts): New function.
2629 * object.h: Declare Cref and Archive.
2630 (Object::get_global_symbol_counts): New function.
2631 (Object::do_get_global_symbol_counts): New pure virtual function.
2632 (class Sized_relobj): Add defined_count_ field. Update
2634 (class Input_objects): Add cref_ field. Update constructor.
2635 Update declarations.
2636 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
2638 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
2640 (Sized_dynobj::do_get_global_symbol_counts): New function.
2641 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
2642 defined_count_. Update declarations. Define Symbols typedef.
2643 * symtab.cc (Symbol_table::add_from_relobj): Add defined
2644 parameter. Change all callers.
2645 (Symbol_table::add_from_dynobj): Add sympointers and defined
2646 parameters. Change all callers.
2647 * symtab.h (class Symbol_table): Update declarations.
2648 * Makefile.am (CCFILES): Add cref.cc.
2649 (HFILES): Add cref.h.
2650 * Makefile.in: Rebuild.
2652 2008-07-22 Simon Baldwin <simonb@google.com>
2654 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
2655 to zero when writing undefined symbols.
2657 2008-07-22 Ian Lance Taylor <iant@google.com>
2659 * output.cc (Output_section::add_input_section): Don't try to
2660 merge empty merge sections.
2662 2008-07-21 Craig Silverstein <csilvers@google.com>
2664 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
2665 Include symbol version in error message.
2667 2008-07-20 Chris Demetriou <cgd@google.com>
2669 * configure.ac (gold_cv_c_random_seed): New configured variable.
2670 (RANDOM_SEED_CFLAGS): New substituted variable.
2671 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
2672 * configure: Rebuild.
2673 * Makefile.in: Likewise.
2674 * testsuite/Makefile.in: Likewise.
2676 2008-07-18 Ian Lance Taylor <iant@google.com>
2678 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
2679 where we see NAME/NULL and NAME/VERSION as separate symbols.
2680 * testsuite/ver_test_main.cc (main): Call t4.
2681 (t4, t4_2a): Define.
2682 * testsuite/ver_test_2.cc (t4_2): Define.
2683 * testsuite/ver_test_2.script: Put t4_2a in VER2.
2684 * testsuite/ver_test_4.cc (t4_2a): Define.
2685 * testsuite/ver_test_4.script: Put t4_2a in VER2.
2686 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
2688 2008-07-17 Ian Lance Taylor <iant@google.com>
2690 * dynobj.cc (Versions::add_def): If we give an error about a
2691 missing version, go ahead and create the version anyhow.
2693 2008-07-10 Ian Lance Taylor <iant@google.com>
2695 Handle output sections with more than 0x7fffffff bytes.
2696 * object.h (class Relobj): Change map_to_output_ to
2697 output_sections_, and just keep a section pointer. Change all
2698 uses. Move comdat group support to Sized_relobj.
2699 (Relobj::is_section_specially_mapped): Remove.
2700 (Relobj::output_section): Remove poff parameter. Change all
2702 (Relobj::output_section_offset): New function.
2703 (Relobj::set_section_offset): Rewrite.
2704 (Relobj::map_to_output): Remove.
2705 (Relobj::output_sections): New function.
2706 (Relobj::do_output_section_offset): New pure virtual function.
2707 (Relobj::do_set_section_offset): Likewise.
2708 (class Sized_relobj): Add section_offsets_ field. Add comdat
2709 group support from Relobj. Update declarations.
2710 (Sized_relobj::get_output_section_offset): New function.
2711 (Sized_relobj::do_output_section_offset): New function.
2712 (Sized_relobj::do_set_section_offset): New function.
2713 * object.cc (Relobj::output_section_address): Remove.
2714 (Sized_relobj::Sized_relobj): Initialize new fields.
2715 (Sized_relobj::include_section_group): Cast find_kept_object to
2717 (Sized_relobj::include_linkonce_section): Likewise.
2718 (Sized_relobj::do_layout): Use separate arrays for output section
2720 (Sized_relobj::do_count_local_symbols): Change map_to_output to
2722 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
2723 output_sections and section_offsets.
2724 (Sized_relobj::write_local_symbols): Likewise.
2725 (map_to_kept_section): Compute output address directly.
2726 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
2727 output_sections and section_offsets.
2728 (Sized_relobj::write_sections): Likewise.
2729 (Sized_relobj::relocate_sections): Likewise.
2730 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
2731 * output.h (class Output_reloc): Update declarations. Change
2732 u2_.relobj to Sized_relobj*.
2733 (class Output_data_reloc): Change add functions to use
2735 * output.cc (Output_reloc::Output_reloc): Change relobj to
2737 (Output_reloc::local_section_offset): Change return type to
2738 Elf_Addr. Use get_output_section_offset.
2739 (Output_reloc::get_address): Likewise.
2740 (Output_section::is_input_address_mapped): Don't call
2741 is_section_specially_mapped.
2742 (Output_section::output_offset): Likewise.
2743 (Output_section::output_address): Likewise.
2744 (Output_section::starting_output_address): Likewise.
2745 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
2746 parameter to Sized_relobj*.
2747 (Copy_relocs::need_copy_reloc): Likewise.
2748 (Copy_relocs::save): Likewise.
2749 * copy-relocs.h (class Copy_relocs): Update declarations.
2750 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
2751 Sized_relobj*. Change relobj_ field to Sized_relobj*.
2752 * target-reloc.h (relocate_for_relocatable): Change
2753 offset_in_output_section type to Elf_Addr. Change code that uses
2755 * layout.cc (Layout::layout): Always set *off.
2756 * mapfile.cc (Mapfile::print_input_section): Use
2757 output_section_offset.
2758 * i386.cc (Target_i386::copy_reloc): Change object parameter to
2760 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
2761 * sparc.cc (Target_sparc::copy_reloc): Likewise.
2762 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
2764 2008-07-03 Ian Lance Taylor <iant@google.com>
2766 * layout.cc (Layout::include_section): Do not discard unrecognized
2767 SHT_STRTAB sections.
2769 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
2771 * script.cc (Lex::can_continue_name): Make '?' allowable in
2772 version-script names.
2773 * testsuite/version_script.map: Change glob pattern to use '?'
2775 2008-06-30 Manish Singh <yosh@gimp.org>
2778 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
2781 2008-06-30 Ian Lance Taylor <iant@google.com>
2785 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
2786 versions]: Don't try to read the value in the contents, since we
2787 don't use it. Use the template endianness when writing.
2789 2008-06-25 Cary Coutant <ccoutant@google.com>
2791 * fileread.cc (File_read::make_view): Assert on zero-length view.
2792 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
2793 symbol table when there are no symbols to read.
2795 2008-06-23 Craig Silverstein <csilvers@google.com>
2797 * version.cc (version_string): Bump to 1.7
2799 2008-06-18 Craig Silverstein <csilvers@google.com>
2801 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
2802 constant 0xFFFF to type Valtype.
2803 (Powerpc_relocate_functions::rel16_ha): Likewise.
2805 2008-06-17 Ian Lance Taylor <iant@google.com>
2807 * output.h (Output_section::Input_section): Initialize p2align_ to
2808 zero for Output_section_data constructors.
2809 (Output_section::Input_section::addralign): If not an input
2810 section, return the alignment of the Output_section_data.
2811 * testsuite/copy_test.cc: New file.
2812 * testsuite/copy_test_1.cc: New file.
2813 * testsuite/copy_test_2.cc: New file.
2814 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
2815 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
2816 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
2817 (copy_test_1_pic.o, copy_test_1.so): New targets.
2818 (copy_test_2_pic.o, copy_test_2.so): New targets.
2819 * testsuite/Makefile.in: Rebuild.
2821 * script-sections.cc (Script_sections::place_orphan): Initialize
2822 local variable exact.
2824 2008-06-13 David Edelsohn <edelsohn@gnu.org>
2826 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
2828 2008-06-12 David Edelsohn <edelsohn@gnu.org>
2829 David S. Miller <davem@davemloft.net>
2831 * powerpc.cc: New file.
2832 * Makefile.am (TARGETSOURCES): Add powerpc.cc
2833 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
2834 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
2835 * Makefile.in: Rebuild.
2837 2008-06-09 Ian Lance Taylor <iant@google.com>
2839 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
2841 (throwing, orig_terminate): New static variables.
2842 (terminate_handler): New static function.
2843 (t2): Set terminate handler.
2845 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
2848 * binary.cc (Binary_to_elf::sized_convert): Fix .data
2851 2008-05-30 Cary Coutant <ccoutant@google.com>
2853 * archive.cc (Archive::include_all_members) Correct to step
2854 over symbol table and extended name table in thin archives.
2856 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
2859 * target-reloc.h (relocate_for_relocatable): Fix new_offset
2862 2008-05-28 Caleb Howe <cshowe@google.com>
2864 * reduced_debug_output.cc: New file.
2865 * reduced_debug_output.h: New file.
2866 * options.h (class General_options): Add --strip-debug-non-line.
2867 * options.cc (General_options::finalize): Add strip_debug_non_line
2868 to the strip heirarchy.
2869 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
2871 * layout.cc: Include "reduced_debug_output.h".
2872 (Layout::Layout): Initialize new fields.
2873 (line_only_debug_sections): New static array.
2874 (is_lines_only_debug_sections): New static inline function.
2875 (Layout::include_section): Handle --strip-debug-non-line.
2876 (Layout::make_output_section): If --strip-debug-non-line, build
2877 new output sections for .debug_abbrev and .debug_info.
2878 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
2879 gold. Warn about possible overflow.
2880 (read_signed_LEB_128): Likewise.
2881 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
2882 (read_signed_LEB_128): Declare.
2883 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
2884 (HFILES): Add reduced_debug_output.h.
2885 * Makefile.in: Rebuild.
2887 2008-05-21 Ian Lance Taylor <iant@google.com>
2889 * mapfile.cc: New file.
2890 * mapfile.h: New file.
2891 * options.h (class General_options): Add -M/--print-map and -Map.
2892 * options.cc (General_options::finalize): Make -M equivalent to
2894 * main.cc: Include <cstdio> and "mapfile.h".
2895 (main): Open mapfile if requested.
2896 * gold.cc (class Middle_runner): Add mapfile_ field. Update
2897 constructor. Change caller.
2898 (queue_initial_tasks): Add mapfile parameter. Change caller.
2899 (queue_middle_tasks): Likewise.
2900 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
2902 * archive.cc: Include "mapfile.h".
2903 (Archive::add_symbols): Add mapfile parameter. Change all
2904 callers. Pass mapfile, symbol, and reason to include_member.
2905 (Archive::include_all_members): Add mapfile parameter. Change all
2907 (Archive::include_member): Add mapfile, sym, and why parameters.
2908 Change all callers. Report inclusion to map file.
2909 * archive.h: Include "fileread.h".
2910 (class Archive): Update declarations.
2911 (Archive::file): New const method.
2912 (class Add_archive_symbols): Add mapfile_ field. Update
2913 constructor. Change all callers.
2914 * readsyms.h (class Read_symbols): Likewise.
2915 (class Finish_group): Likewise.
2916 (class Read_script): Likewise.
2917 * common.cc: Include "mapfile.h".
2918 (Symbol_table::allocate_commons): Add mapfile parameter. Change
2920 (Symbol_table::do_allocate_commons): Likewise.
2921 (Symbol_table::do_allocate_commons_list): Likewise. Report common
2922 symbol allocation to mapfile.
2923 * common.h (class Allocate_commons_task): Add mapfile_ field.
2924 Update constructor. Change all callers.
2925 * symtab.h (class Symbol_table): Update declarations.
2926 * layout.cc: Include "mapfile.h".
2927 (Layout_task_runner::run): Print information to mapfile.
2928 (Layout::create_gold_note): Change Output_data_fixed_space to
2929 Output_data_zero_fill.
2930 (Layout::create_build_id): Likewise.
2931 (Layout::print_to_mapfile): New function.
2932 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
2933 constructor. Change caller.
2934 (class Layout): Declare print_to_mapfile.
2935 * output.cc (Output_section::Input_section::print_to_mapfile): New
2937 (Output_section::add_input_section): If producing a map, always
2938 add to input_sections_ list.
2939 (Output_section::do_print_to_mapfile): New function.
2940 (Output_segment::print_sections_to_mapfile): New function.
2941 (Output_segment::print_section_list_to_mapfile): New function.
2942 * output.h: Include "mapfile.h".
2943 (Output_data::print_to_mapfile): New function.
2944 (Output_data::do_print_to_mapfile): New virtual function.
2945 (Output_segment_headers::do_print_to_mapfile): New function.
2946 (Output_file_header::do_print_to_mapfile): New function.
2947 (Output_data_const::do_print_to_mapfile): New function.
2948 (class Output_data_const_buffer): Add map_name_ field. Update
2949 constructor. Change all callers. Add do_print_to_mapfile
2951 (class Output_data_fixed_space): Likewise.
2952 (class Output_data_space): Likewise.
2953 (class Output_data_zero_fill): New class.
2954 (Output_data_strtab::do_print_to_mapfile): New function.
2955 (Output_data_reloc_base::do_print_to_mapfile): New function.
2956 (Output_relocatable_relocs::do_print_to_mapfile): New function.
2957 (Output_data_group::do_print_to_mapfile): New function.
2958 (Output_data_got::do_print_to_mapfile): New function.
2959 (Output_data_dynamic::do_print_to_mapfile): New function.
2960 (Output_symtab_xindex::do_print_to_mapfile): New function.
2961 (class Output_section): Declare do_print_to_mapflie. Declare
2962 print_to_mapfile in Input_section.
2963 (class Output_segment): Declare new functions.
2964 * object.h (Sized_relobj::symbol_count): New function.
2965 * script-sections.cc
2966 (Output_section_element_dot_assignment::set_section_addresses):
2967 Change Output_data_fixed_space to Output_data_zero_fill.
2968 (Output_data_expression::do_print_to_mapfile): New function.
2969 * script.cc (read_input_script): Add mapfile parameter. Change
2971 * script.h (read_input_script): Update declaration.
2972 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
2973 (Eh_frame::do_print_to_mapfile): New function.
2974 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
2975 (Output_merge_string::do_print_to_mapfile): New function.
2976 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
2978 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
2980 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
2982 * Makefile.am (CCFILES): Add mapfile.cc.
2983 (HFILES): Add mapfile.h.
2984 * Makefile.in: Rebuild.
2986 2008-05-19 Ian Lance Taylor <iant@google.com>
2988 * options.h (class General_options): Add -z relro.
2989 * layout.cc (Layout::Layout): Initialize relro_segment_.
2990 (Layout::add_output_section_data): Return the output section.
2991 (Layout::make_output_section): Rcognize relro sections and mark
2993 (Layout::attach_allocated_section_to_segment): Put relro sections
2994 in a PT_GNU_RELRO segment.
2995 (Layout::create_initial_dynamic_sections): Mark the .dynamic
2997 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
2999 (Layout::linkonce_mapping): Map d.rel.ro.local to
3001 (Layout::output_section_name): Us .data.rel.ro.local for any
3002 section which begins with that.
3003 * layout.h (class Layout): Update add_output_section_data
3004 declaration. Add relro_segment_ field.
3005 * output.cc (Output_section::Output_section): Initialize is_relro_
3006 and is_relro_local_ fields.
3007 (Output_segment::add_output_section): Group relro sections.
3008 (Output_segment::is_first_section_relro): New function.
3009 (Output_segment::maximum_alignment): If there is a relro section,
3010 align the segment to the common page size.
3011 (Output_segment::set_section_addresses): Track whether we are
3012 looking at relro sections. If the last section is a relro
3013 section, align to the common page size.
3014 (Output_segment::set_section_list_addresses): Add in_relro
3015 parameter. Change all callers. Align to the page size when
3016 moving from relro to non-relro section.
3017 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
3019 * output.h (class Output_section): Add is_relro_ and
3020 is_relro_local_ fields.
3021 (Output_section::is_relro): New function.
3022 (Output_section::set_is_relro): New function.
3023 (Output_section::is_relro_local): New function.
3024 (Output_section::set_is_relro_local): New function.
3025 (class Output_segment): Update declarations.
3026 * i386.cc (Target_i386::got_section): Mark .got section as relro.
3027 * sparc.cc (Target_sparc::got_section): Likewise.
3028 * x86_64.cc (Target_x86_64::got_section): Likewise.
3029 * testsuite/relro_test_main.cc: New file.
3030 * testsuite/relro_test.cc: New file.
3031 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
3032 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
3033 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
3034 (relro_test.so, relro_test_pic.o): New targets.
3035 * testsuite/Makefile.in: Rebuild.
3037 2008-05-16 Ian Lance Taylor <iant@google.com>
3039 * output.cc (Output_segment::add_output_section): Remove front
3041 * output.h (class Output_segment): Remove
3042 add_initial_output_section and overloaded add_output_section.
3043 Update declaration of remaining add_output_section.
3044 * layout.cc (Layout::create_interp): Call add_output_section
3045 rather than add_initial_output_section.
3046 (Layout::finish_dynamic_section): Likewise.
3048 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
3049 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
3050 know the dynamic type.
3051 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
3052 field. Initialize it in constructor.
3053 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
3054 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
3055 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
3058 * output.cc (Output_reloc::get_address): Change return type to
3060 * output.h (class Output_reloc): Update get_address declaration.
3061 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
3062 for section addresses.
3064 2008-05-09 Ian Lance Taylor <iant@google.com>
3067 * gold.cc (gold_nomem): Use return value of write.
3069 2008-05-08 Ian Lance Taylor <iant@google.com>
3071 * symtab.c (Symbol::init_base_output_data): Add version
3072 parameter. Change all callers.
3073 (Symbol::init_base_output_segment): Likewise.
3074 (Symbol::init_base_constant): Likewise.
3075 (Symbol::init_base_undefined): Likewise.
3076 (Sized_symbol::init_output_data): Likewise.
3077 (Sized_symbol::init_output_segment): Likewise.
3078 (Sized_symbol::init_constant): Likewise.
3079 (Sized_symbol::init_undefined): Likewise.
3080 (Symbol_table::do_define_in_output_data): If the new symbol has a
3081 version, mark it as the default.
3082 (Symbol_table::do_define_in_output_segment): Likewise.
3083 (Symbol_table::do_define_as_constant): Likewise.
3084 * symtab.h (class Symbol): Update declarations.
3085 (class Sized_symbol): Likewise.
3086 * resolve.cc (Symbol::override_version): New function.
3087 (Symbol::override_base): Call override_version.
3088 (Symbol::override_base_with_special): Likewise.
3089 * testsuite/ver_script_8.script: New file.
3090 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
3091 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
3092 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
3093 (ver_test_8_1.so, ver_test_8_2.so): New targets.
3095 2008-05-06 Ian Lance Taylor <iant@google.com>
3098 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
3100 (class General_options): Remove existing --undefined, and add
3101 --no-undefined instead. Add new --undefined as synonym for -u.
3102 * archive.cc (Archive::add_symbols): Check whether symbol was
3104 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
3105 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
3106 all uses. Add IS_UNDEFINED. Update declarations to split
3107 different versions of init_base. Declare init_base_undefined.
3108 (Symbol::is_defined): Handle IS_UNDEFINED.
3109 (Symbol::is_undefined): Likewise.
3110 (Symbol::is_weak_undefined): Call is_undefined.
3111 (Symbol::is_absolute): Handle IS_CONSTANT.
3112 (class Sized_symbol): Update declarations to split different
3113 versions of init. Declare init_undefined.
3114 (class Symbol_table): Declare new functions.
3115 * symtab.cc (Symbol::init_base_object): Rename from init_base.
3117 (Symbol::init_base_output_data): Likewise.
3118 (Symbol::init_base_output_segment): Likewise.
3119 (Symbol::init_base_constant): Likewise.
3120 (Symbol::init_base_undefined): New function.
3121 (Sized_symbol::init_object): Rename from init. Change all
3123 (Sized_symbol::init_output_data): Likewise.
3124 (Sized_symbol::init_output_segment): Likewise.
3125 (Sized_symbol::init_constant): Likewise.
3126 (Sized_symbol::init_undefined): New function.
3127 (Symbol_table::add_undefined_symbols_from_command_line): New
3129 (Symbol_table::do_add_undefined_symbols_from_command_line): New
3131 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
3132 (Symbol::output_section): Likewise.
3133 (Symbol::set_output_section): Likewise.
3134 (Symbol_table::sized_finalize_symbol): Likewise.
3135 (Symbol_table::sized_write_globals): Likewise.
3136 * resolve.cc (Symbol_table::should_override): Likewise.
3137 (Symbol::override_base_with_special): Likewise.
3139 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
3140 symbol, change it to have default visibility.
3141 * testsuite/protected_1.cc: New file.
3142 * testsuite/protected_2.cc: New file.
3143 * testsuite/protected_3.cc: New file.
3144 * testsuite/protected_main_1.cc: New file.
3145 * testsuite/protected_main_2.cc: New file.
3146 * testsuite/protected_main_3.cc: New file.
3147 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
3148 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
3149 (protected_1_LDFLAGS, protected_1_LDADD): Define.
3150 (protected_1.so): New target.
3151 (protected_1_pic.o, protected_2_pic.o): New targets.
3152 (protected_3_pic.o): New target.
3153 (check_PROGRAMS): Add protected_2.
3154 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
3155 (protected_2_LDFLAGS, protected_2_LDADD): Define.
3156 * testsuite/Makefile.in: Rebuild.
3158 * options.h (DEFINE_var): Add set_user_set_##varname__.
3159 (DEFINE_bool_alias): New macro.
3160 (class General_options): Define -Bstatic using DEFINE_bool_alias
3161 rather than DEFINE_special. Add --undefined as an alias for -z
3163 * options.cc (General_options::parse_Bstatic): Remove.
3165 * options.h (class General_options): Add --fatal-warnings.
3166 * main.cc (main): Implement --fatal-warnings.
3167 * errors.h (Errors::warning_count): New function.
3169 * options.h (class General_options): Add -Bsymbolic-functions.
3170 * symtab.h (Symbol::is_preemptible): Check for
3171 -Bsymbolic-functions.
3173 2008-05-05 Ian Lance Taylor <iant@google.com>
3175 * options.h (DEFINE_bool): For DASH_Z, create the negative option
3176 as noVARNAME rather than no-VARNAME.
3177 (class General_options): Add option -z combreloc.
3178 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
3180 (Output_reloc::sort_before) [SHT_REL]: New function.
3181 (Output_reloc::sort_before) [SHT_RELA]: New function.
3182 (class Output_data_reloc_base): Add sort_relocs_ field. Define
3183 Sort_relocs_comparison.
3184 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
3185 parameter. Change all callers.
3186 (Output_data_reloc::Output_data_reloc) [both versions]: Add
3187 sort_relocs parameter. Change all callers.
3188 * output.cc (Output_reloc::get_address): New function, broken out
3190 (Output_reloc::write_rel): Call it.
3191 (Output_reloc::compare): New function.
3192 (Output_data_reloc_base::do_write): Optionally sort relocs.
3194 * configure.ac: If targ_extra_obj is set, link it in.
3195 * configure.tgt: Initialize all variables.
3196 (x86_64*): Set targ_extra_obj and targ_extra_size.
3197 * configure: Rebuild.
3199 * object.cc (Sized_relobj::include_section_group): Adjust section
3200 indexes read from group data. Build vector to pass to
3202 * layout.cc (Layout::layout_group): Add flags and shndxes
3203 parameters. Remove contents parameter. Change caller. Update
3204 explicit instantiations.
3205 * layout.h (class Layout): Update layout_group declaration.
3206 * output.cc (Output_data_group::Output_data_group): Add flags and
3207 input_shndxes parameters. Remove contents parameter. Change
3209 (Output_data_group::do_write): Change input_sections_ to
3211 * output.h (class Output_data_group): Update constructor
3212 declaration. Rename input_sections_ to input_shndxes_.
3213 * testsuite/many_sections_test.cc: Add template.
3215 2008-04-30 Cary Coutant <ccoutant@google.com>
3217 * target-reloc.h (relocate_section): Fix dead-pointer bug.
3219 * layout.cc (Layout::include_section): Refactored check for debug
3221 (Layout::add_comdat): Add new parameters. Change type
3222 of signature parameter. Add object and shndx to signatures table.
3223 (Layout::find_kept_object): New function.
3224 * layout.h: Include <cstring>.
3225 (Layout::is_debug_info_section): New function.
3226 (Layout::add_comdat): Add new parameters.
3227 (Layout::find_kept_object): New function.
3228 (Layout::Kept_section): New struct.
3229 (Layout::Signatures): Change type of map range.
3230 * object.cc (Relobj::output_section_address): New function.
3231 (Sized_relobj::include_section_group): Add new parameters. Change
3232 calls to Layout::add_comdat. Change to build table of kept comdat
3233 groups and table mapping discarded sections to kept sections.
3234 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
3235 (Sized_relobj::do_layout): Change calls to include_section_group and
3236 include_linkonce_section.
3237 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
3238 value to zero when section is discarded.
3239 (Sized_relobj::map_to_kept_section): New function.
3240 * object.h (Relobj::output_section_address): New function.
3241 (Relobj::Comdat_group): New type.
3242 (Relobj::find_comdat_group): New function.
3243 (Relobj::Comdat_group_table): New type.
3244 (Relobj::Kept_comdat_section): New type.
3245 (Relobj::Kept_comdat_section_table): New type.
3246 (Relobj::add_comdat_group): New function.
3247 (Relobj::set_kept_comdat_section): New function.
3248 (Relobj::get_kept_comdat_section): New function.
3249 (Relobj::comdat_groups_): New field.
3250 (Relobj::kept_comdat_sections_): New field.
3251 (Symbol_value::input_value): Update comment.
3252 (Sized_relobj::map_to_kept_section) New function.
3253 (Sized_relobj::include_linkonce_section): Add new parameter.
3254 * target-reloc.h (Comdat_behavior): New type.
3255 (get_comdat_behavior): New function.
3256 (relocate_section): Add code to map a discarded section to the
3257 corresponding kept section when applying a relocation.
3259 2008-04-30 Craig Silverstein <csilvers@google.com>
3261 * dwarf_reader.cc (next_generation_count): New static var.
3262 (Addr2line_cache_entry): New struct.
3263 (addr2line_cache): New static var.
3264 (Dwarf_line_info::one_addr2line): Added caching.
3265 (Dwarf_line_info::clear_addr2line_cache): New function.
3266 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
3267 cache-size parameter.
3268 (Dwarf_line_info::one_addr2line_cache): New function.
3269 * symtab.cc (Symbol_table::detect_odr_violations): Pass
3270 new cache-size argument to one_addr2line(), and clear cache.
3272 2008-04-28 Cary Coutant <ccoutant@google.com>
3274 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
3275 R_386_PC8 relocations.
3277 2008-04-23 Ian Lance Taylor <iant@google.com>
3279 * object.cc (Sized_relobj::include_section_group): Check for
3280 invalid section group.
3282 * object.cc (make_elf_object): Correct test for 64-bit ELF file
3285 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
3286 than read for file header.
3287 * archive.cc (Archive::include_member): Likewise.
3289 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
3291 * aclocal.m4: Regenerate.
3292 * configure: Regenerate.
3294 2008-04-19 Ian Lance Taylor <iant@google.com>
3296 * version.cc (version_string): Bump to 1.6.
3298 * testsuite/Makefile.am (many_sections_r_test): New target.
3299 (many_sections_r_test_SOURCES): Remove.
3300 (many_sections_r_test_DEPENDENCIES): Remove.
3301 (many_sections_r_test_LDFLAGS): Remove.
3302 (many_sections_r_test_LDADD): Remove.
3304 * object.cc (Sized_relobj::do_add_symbols): Always pass
3305 local_symbol_count_ to add_from_relobj.
3307 * testsuite/Makefile.am (many_sections_check.h): Only check one in
3308 every thousand variables.
3309 * testsuite/Makefile.in: Rebuild.
3311 * object.cc (Xindex::initialize_symtab_xindex): New function.
3312 (Xindex::read_symtab_xindex): New function.
3313 (Xindex::sym_xindex_to_shndx): New function.
3314 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
3316 (Sized_relobj::do_initialize_xindex): New function.
3317 (Sized_relobj::do_read_symbols): Adjust section links.
3318 (Sized_relobj::symbol_section_and_value): Add is_ordinary
3319 parameter. Change all callers.
3320 (Sized_relobj::include_section_group): Adjust section links and
3321 symbol section indexes.
3322 (Sized_relobj::do_layout): Adjust section links.
3323 (Sized_relobj::do_count_local_symbols): Adjust section links and
3324 symbol section indexes.
3325 (Sized_relobj::do_finalize_local_symbols): Distinguish between
3326 ordinary and special symbols.
3327 (Sized_relobj::write_local_symbols): Add symtab_xindex and
3328 dynsym_xindex parameters. Change all callers. Adjust section
3329 links. Use SHN_XINDEX when needed.
3330 (Sized_relobj::get_symbol_location_info): Adjust section links.
3331 Don't get fooled by special symbols.
3332 * object.h (class Xindex): Define.
3333 (class Object): Add xindex_ parameter. Declare virtual functoin
3334 do_initialize_xindex.
3335 (Object::adjust_sym_shndx): New function.
3336 (Object::set_xindex): New protected function.
3337 (class Symbol_value): Add is_ordinary_shndx_ field.
3338 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
3339 (Symbol_value::value): Assert ordinary section.
3340 (Symbol_value::initialize_input_to_output_map): Likewise.
3341 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
3343 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
3345 (class Sized_relobj): Update declarations.
3346 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
3347 parameter. Change all callers.
3348 (Sized_relobj::adjust_shndx): New function.
3349 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
3351 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
3352 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
3353 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
3354 (Sized_dynobj::read_dynsym_section): Adjust section links.
3355 (Sized_dynobj::read_dynamic): Likewise.
3356 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
3358 (Sized_dynobj::do_initialize_xindex): New function.
3359 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
3360 do_initialize_xindex.
3361 (Sized_dynobj::adjust_shndx): New function.
3362 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
3363 dynsym_xindex_ fields.
3364 (Layout::finalize): Add a call to set_section_indexes before
3365 creating the symtab sections.
3366 (Layout::set_section_indexes): Don't do anything if the section
3367 already has a section index.
3368 (Layout::create_symtab_sections): Add shnum parameter. Change
3369 caller. Create .symtab_shndx section if needed.
3370 (Layout::create_shdrs): Add shstrtab_section parameter. Change
3372 (Layout::allocated_output_section_count): New function.
3373 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
3375 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
3376 fields. Update declarations.
3377 (Layout::symtab_xindex): New function.
3378 (Layout::dynsym_xindex): New function.
3379 (class Write_symbols_task): Add layout_ field.
3380 (Write_symbols_task::Write_symbols_task): Add layout parameter.
3382 * output.cc (Output_section_headers::Output_section_headers): Add
3383 shstrtab_section parameter. Change all callers.
3384 (Output_section_headers::do_sized_write): Store overflow values
3385 for section count and section string table section index in
3386 section header zero.
3387 (Output_file_header::do_sized_write): Check for overflow of
3388 section count and section string table section index.
3389 (Output_symtab_xindex::do_write): New function.
3390 (Output_symtab_xindex::endian_do_write): New function.
3391 * output.h (class Output_section_headers): Add shstrtab_section_.
3392 Update declarations.
3393 (class Output_symtab_xindex): Define.
3394 (Output_section::has_out_shndx): New function.
3395 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
3397 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
3399 (Sized_symbol::init): Likewise.
3400 (Symbol::output_section): Check for ordinary symbol.
3401 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
3402 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
3404 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
3405 Change all callers. Simplify handling of symbols from sections
3406 not included in the link.
3407 (Symbol_table::add_from_dynobj): Handle ordinary symbol
3409 (Weak_alias_sorter::operator()): Assert that symbols are
3411 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
3413 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
3414 parameters. Change all callers.
3415 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
3416 symbol distinction. Use SHN_XINDEX when needed.
3417 (Symbol_table::write_section_symbol): Add symtab_xindex
3418 parameter. Change all callers.
3419 (Symbol_table::sized_write_section_symbol): Likewise. Use
3420 SHN_XINDEX when needed.
3421 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
3423 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
3424 (Symbol::is_defined): Check is_ordinary.
3425 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
3426 (Symbol::is_absolute, Symbol::is_common): Likewise.
3427 (class Sized_symbol): Update declarations.
3428 (class Symbol_table): Update declarations.
3429 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
3430 parameters. Change all callers.
3431 (Sized_symbol::override): Likewise.
3432 (Symbol_table::override): Likewise.
3433 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
3434 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
3435 is_ordinary, and orig_st_shndx parameters. Change all callers.
3436 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
3437 to be in an ordinary section.
3438 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
3439 object and is_ordinary parameters. Change all callers.
3440 (Sized_dwarf_line_info::read_relocs): Add object parameter.
3441 Change all callers. Don't add undefined or non-ordinary symbols
3443 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
3445 * dwarf_reader.h (class Sized_dwarf_line_info): Update
3447 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
3448 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
3449 (Sized_relobj::relocate_sections): Likewise.
3450 * target-reloc.h (scan_relocs): Adjust section symbol index.
3451 (scan_relocatable_relocs): Likewise.
3452 * i386.cc (Scan::local): Check for ordinary symbols.
3453 * sparc.cc (Scan::local): Likewise.
3454 * x86_64.cc (Scan::local): Likewise.
3455 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
3456 to symbol_section_and_value.
3457 * testsuite/many_sections_test.cc: New file.
3458 * testsuite/Makefile.am (BUILT_SOURCES): Define.
3459 (check_PROGRAMS): Add many_sections_test.
3460 (many_sections_test_SOURCES): Define.
3461 (many_sections_test_DEPENDENCIES): Define.
3462 (many_sections_test_LDFLAGS): Define.
3463 (BUILT_SOURCES): Add many_sections_define.h.
3464 (many_sections_define.h): New target.
3465 (BUILT_SOURCES): Add many_sections_check.h.
3466 (many_sections_check.h): New target.
3467 (check_PROGRAMS): Add many_sections_r_test.
3468 (many_sections_r_test_SOURCES): Define.
3469 (many_sections_r_test_DEPENDENCIES): Define.
3470 (many_sections_r_test_LDFLAGS): Define.
3471 (many_sections_r_test_LDADD): Define.
3472 (many_sections_r_test.o): New target.
3473 * testsuite/Makefile.in: Rebuild.
3475 2008-04-17 Cary Coutant <ccoutant@google.com>
3477 * errors.cc (Errors::info): New function.
3478 (gold_info): New function.
3479 * errors.h (Errors::info): New function.
3480 * gold.h (gold_info): New function.
3481 * object.cc (Input_objects::add_object): Print trace output.
3482 * options.cc (options::parse_set): New function.
3483 (General_options::parse_wrap): Deleted.
3484 (General_options::General_options): Deleted initializer.
3485 * options.h (options::String_set): New typedef.
3486 (options::parse_set): New function.
3487 (DEFINE_set): New macro.
3488 (General_options::wrap): Changed to use DEFINE_set. Changed
3489 callers of any_wrap_symbols and is_wrap_symbol.
3490 (General_options::trace, General_options::trace_symbol):
3492 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
3493 (General_options::wrap_symbols_): Deleted.
3494 * symtab.cc (Symbol_table::add_from_object): Print trace output.
3496 2008-04-17 David S. Miller <davem@davemloft.net>
3498 * options.cc (General_options::parse_V): New function.
3499 * options.h: Add entries for -V and -Qy.
3501 2008-04-17 Ian Lance Taylor <iant@google.com>
3503 * common.cc (Symbol_table::allocate_commons): Remove options
3504 parameter. Change caller.
3505 (Symbol_table::do_allocate_commons): Remove options parameter.
3506 Change caller. Just call do_allocate_commons_list twice.
3507 (Symbol_table::do_allocate_commons_list): New function, broken out
3508 of do_allocate_commons.
3509 * common.h (class Allocate_commons_task): Remove options_ field.
3511 * symtab.cc (Symbol_table::Symbol_table): Initialize
3513 (Symbol_table::add_from_object): Put TLS common symbols on
3515 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
3516 which are IN_OUTPUT_DATA.
3517 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
3518 allocate_commons and do_allocate_commons declarations. Declare
3519 do_allocate_commons_list.
3520 * gold.cc (queue_middle_tasks): Update creation of
3521 Allocate_commons_task to not pass options.
3522 * testsuite/Makefile.am (INCLUDES): Add -I.. .
3523 (TLS_TEST_C_FLAGS): New variable.
3524 (tls_test_c_pic.o): New target.
3525 (tls_test_shared.so): Link in tls_test_c_pic.o.
3526 (tls_test_c_pic_ie.o): New target.
3527 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
3528 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
3529 (tls_test_c.o): New target.
3530 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
3531 (tls_pic_test_LDADD): Likewise.
3532 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
3533 (tls_shared_gd_to_ie_test_LDADD): Likewise.
3534 (tls_test_c_gnu2.o): New target.
3535 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
3537 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
3538 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
3539 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
3540 * testsuite/tls_test.cc: Include "config.h".
3541 (t_last): Call t11_last.
3542 * testsuite/tls_test.h (t11, t11_last): Declare.
3543 * testsuite/tls_test_c.c: New file.
3544 * testsuite/tls_test_main.cc (thread_routine): Call t11.
3545 * configure.ac: Check for OpenMP support.
3546 * configure, config.in, Makefile.in: Rebuild.
3547 * testsuite/Makefile.in: Rebuild.
3549 2008-04-16 Cary Coutant <ccoutant@google.com>
3551 * i386.cc (Target_i386::define_tls_base_symbol): New function.
3552 (Target_i386::tls_base_symbol_defined_): New field.
3553 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
3554 (Target_i386::Scan::global): Likewise.
3555 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
3556 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
3557 (Target_x86_64::tls_base_symbol_defined_): New field.
3558 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
3559 (Target_x86_64::Scan::global): Likewise.
3561 2008-04-16 Cary Coutant <ccoutant@google.com>
3563 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
3564 (Symbol::needs_plt_entry): Allow weak undefined symbols.
3565 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
3566 building shared libraries.
3567 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
3568 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
3569 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
3570 * testsuite/Makefile.in: Rebuild.
3571 * testsuite/weak_undef.h: New file.
3572 * testsuite/weak_undef_file1.cc: Add extra test cases.
3573 * testsuite/weak_undef_file2.cc: Likewise.
3574 * testsuite/weak_undef_test.cc: Likewise.
3576 2008-04-16 David S. Miller <davem@davemloft.net>
3578 * sparc.cc (Target_sparc::Scan): Change from struct to class.
3579 Add issued_non_pic_error_ field. Declare check_non_pic.
3580 (Target_sparc::Scan::check_non_pic): New function.
3581 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
3582 (Target_sparc::Scan::global): Likewise.
3584 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
3585 * configure: Rebuild.
3587 * options.h (DEFINE_enable): New macro.
3588 (new_dtags): New enable option.
3589 (initfirst, interpose, loadfltr, nodefaultlib,
3590 nodelete, nodlopen, nodump): New -z options.
3591 * layout.cc (Layout:finish_dynamic_section): If new
3592 dtags enabled, emit DT_RUNPATH. Also, emit a
3593 DT_FLAGS_1 containing any specified -z flags.
3595 2008-04-16 Ian Lance Taylor <iant@google.com>
3597 * copy-relocs.cc: New file.
3598 * copy-relocs.h: New file.
3599 * reloc.cc: Remove Copy_relocs code.
3600 * reloc.h: Likewise.
3601 * reloc-types.h (struct Reloc_types) [both versions]: Add
3602 get_reloc_addend_noerror.
3603 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
3604 variants of add_global which take an addend which must be zero.
3605 * i386.cc: Include "copy-relocs.h".
3606 (class Target_i386): Change type of copy_relocs_ to variable,
3608 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
3610 (Target_i386::do_finalize_sections): Change handling of
3612 * sparc.cc: Include "copy-relocs.h".
3613 (class Target_sparc): Change type of copy_relocs_ to variable,
3615 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
3617 (Target_sparc::do_finalize_sections): Change handling of
3619 * x86_64.cc: Include "copy-relocs.h".
3620 (class Target_x86_64): Change type of copy_relocs_ to variable,
3622 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
3623 class. Change all callers.
3624 (Target_x86_64::do_finalize_sections): Change handling of
3626 * Makefile.am (CCFILES): Add copy-relocs.cc.
3627 (HFILES): Add copy-relocs.h.
3629 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
3631 * testsuite/script_test_4.sh: Permit leading zeroes.
3633 2008-04-15 Ian Lance Taylor <iant@google.com>
3635 * script-sections.cc (Script_sections::create_segments): Use
3636 header_size_adjustment even when there is enough room for the
3638 * testsuite/script_test_4.sh: New file.
3639 * testsuite/script_test_4.t: New file.
3640 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
3641 (check_DATA): Add script_test_4.stdout.
3642 (MOSTLYCLEANFILES): Likewise.
3643 (script_test_4): New target.
3644 (script_test_4.stdout): New target.
3645 * testsuite/Makefile.in: Rebuild.
3647 * sparc.cc: Add definitions for Output_data_plt_sparc class
3650 2008-04-14 David S. Miller <davem@davemloft.net>
3652 * sparc.cc: New file.
3653 * Makefile.am (TARGETSOURCES): Add sparc.cc
3654 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
3655 * configure.tgt: Document targ_extra_size and
3656 targ_extra_big_endian. Add entries for sparc-* and
3658 * configure.ac: Handle targ_extra_size and
3659 targ_extra_big_endian.
3660 * Makefile.in: Rebuild.
3661 * configure: Likewise.
3662 * po/POTFILES.in: Likewise.
3663 * po/gold.pot: Likewise.
3665 2008-04-14 Ian Lance Taylor <iant@google.com>
3667 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
3668 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
3669 in the name/type/flags to section mapping. Don't call
3670 allocate_output_section.
3671 (Layout::choose_output_section): Change parameter from adjust_name
3672 to is_input_section. Don't permit input sections after sections
3673 are attached to segments. Don't call allocate_output_section.
3674 (Layout::layout_eh_frame): Call update_flags_for_input_section,
3675 not write_enable_output_section.
3676 (Layout::make_output_section): Don't push to
3677 unattached_section_list_ nor call attach_to_segment. Call
3678 attach_section_to_segment if sections are attached.
3679 (Layout::attach_sections_to_segments): New function.
3680 (Layout::attach_section_to_segment): New function.
3681 (Layout::attach_allocated_section_to_segment): Rename from
3682 attach_to_segment. Remove flags parameter.
3683 (Layout::allocate_output_section): Remove function.
3684 (Layout::write_enable_output_section): Remove function.
3685 * layout.h (class Layout): Update for above changes. Add new
3686 field sections_are_attached_.
3687 * output.h (Output_section::update_flags_for_input_section): New
3689 * output.cc (Output_section::add_input_section): Call
3690 update_flags_for_input_section.
3691 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
3693 2008-04-11 Cary Coutant <ccoutant@google.com>
3695 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
3696 thought unnecessary.
3697 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
3699 2008-04-11 Ian Lance Taylor <iant@google.com>
3701 * output.h (class Output_section_data): Remove inline definition
3703 * output.cc (Output_section_data::set_addralign): New function.
3705 2008-04-11 Cary Coutant <ccoutant@google.com>
3707 Add support for TLS descriptors for i386 and x86_64.
3708 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
3709 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
3710 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
3712 (Target_i386::got_mod_index_entry): Remove unnecessary code.
3713 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
3714 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
3716 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
3717 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
3718 Fix problem with initial-exec relocations.
3719 (Target_i386::Relocate::relocate_tls): Likewise.
3720 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
3722 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
3723 support for section-plus-offset dynamic table entries.
3724 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
3725 (Output_data_dynamic::Dynamic_entry): Add support for
3726 section-plus-offset dynamic table entries.
3727 (Output_data_dynamic::Classification): Likewise.
3728 (Output_data_dynamic::classification_): Renamed offset_.
3729 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
3730 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
3731 (Target_x86_64::make_plt_section): New function.
3732 (Target_x86_64::reserve_tlsdesc_entries): New function.
3733 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
3734 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
3735 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
3736 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
3737 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
3738 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
3739 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
3740 add extra PLT entry for TLS descriptors.
3741 (Output_data_plt_x86_64::got_): New field.
3742 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
3743 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
3745 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
3747 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
3748 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
3749 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
3750 R_386_TLS_DESC_CALL relocations.
3751 (Target_x86_64::Scan::global): Likewise.
3752 (Target_x86_64::do_finalize_sections): Add dynamic table entries
3753 for TLS descriptors.
3754 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
3755 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
3756 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
3757 GD-to-IE relaxation.
3758 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
3759 and TLS_DESCRIPTORS.
3760 * Makefile.in: Rebuild.
3761 * configure: Rebuild.
3762 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
3763 (tls_test_shared2.so): New target.
3764 (tls_shared_gd_to_ie_test_SOURCES): New variable.
3765 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
3766 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
3767 (tls_shared_gd_to_ie_test_LDADD): New variable.
3768 (tls_shared_gnu2_gd_to_ie_test): New target.
3769 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
3771 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
3772 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
3773 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
3774 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
3775 (tls_shared_gnu2_test): New target.
3776 (tls_test_gnu2_shared.so): New target.
3777 (tls_shared_gnu2_test_SOURCES): New variable.
3778 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
3779 (tls_shared_gnu2_test_LDFLAGS): New variable.
3780 (tls_shared_gnu2_test_LDADD): New variable.
3781 * testsuite/Makefile.in: Rebuild.
3782 * testsuite/Makefile.
3784 2008-04-11 Ian Lance Taylor <iant@google.com>
3786 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
3788 * testsuite/Makefile.in: Rebuild.
3790 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
3792 * testsuite/script_test_2.cc (main): Adjust test.
3794 2008-04-11 David S. Miller <davem@davemloft.net>
3795 Ian Lance Taylor <iant@google.com>
3797 * options.h (General_options): Add entries for '-Y' and
3799 * options.cc (General_options:finalize): If -Y was used, add those
3800 entries to the library path instead of the default "/lib" and
3803 2008-04-11 David S. Miller <davem@davemloft.net>
3805 * testsuite/justsyms.t: Start at 0x100.
3806 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
3807 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
3809 * testsuite/script_test_2.cc: Adjust string and section length
3812 2008-04-09 Ian Lance Taylor <iant@google.com>
3815 * script-sections.cc (Sections_element::allocate_to_segment): Add
3817 (Output_section_definition::allocate_to_segment): Likewise.
3818 (Orphan_output_section::allocate_to_segment): Likewise.
3819 (Script_sections::attach_sections_using_phdrs_clause): Don't
3820 propagate non-PT_LOAD segments to orphan sections.
3821 * testsuite/Makefile.am (script_test_3.stdout): Generate using
3822 readelf rather than objdump.
3823 * testsuite/script_test_3.sh: Adjust accordingly. Test that
3824 .interp section and PT_INTERP segment are the same size.
3825 * testsuite/Makefile.in: Rebuild.
3827 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
3828 aliases for symbols defined in the same object.
3829 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
3830 (weak_alias_test_SOURCES): New variable.
3831 (weak_alias_test_DEPENDENCIES): New variable.
3832 (weak_alias_test_LDFLAGS): New variable.
3833 (weak_alias_test_LDADD): New variable.
3834 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
3835 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
3836 (weak_alias_test_3.o): New target.
3837 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
3838 * testsuite/weak_alias_test_main.cc: New file.
3839 * testsuite/weak_alias_test_1.cc: New file.
3840 * testsuite/weak_alias_test_2.cc: New file.
3841 * testsuite/weak_alias_test_3.cc: New file.
3843 2008-04-08 Ian Lance Taylor <iant@google.com>
3845 * options.h (class General_options): Add --noinhibit-exec option.
3846 * main.cc (main): Check --noinhibit-exec.
3848 * options.h (class General_options): Define --wrap as a special
3849 option. Add wrap_symbols_ field.
3850 (General_options::any_wrap_symbols): New function.
3851 (General_options::is_wrap_symbol): New function.
3852 * options.cc (General_options::parse_wrap): New function.
3853 (General_options::General_options): Initialize wrap_symbols_.
3854 * symtab.cc (Symbol_table::wrap_symbol): New function.
3855 (Symbol_table::add_from_object): Handle --wrap.
3856 * symtab.h (class Symbol_table): Declare wrap_symbol.
3857 * target.h (Target::wrap_char): New function.
3858 (Target::Target_info): Add wrap_char field.
3859 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
3860 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3861 * testsuite/testfile.cc (Target_test::test_target_info):
3864 * errors.cc (Errors::undefined_symbol): Mention symbol version if
3867 * layout.h (class Layout): Add added_eh_frame_data_ field.
3868 * layout.cc (Layout::Layout): Initialize new field.
3869 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
3870 output section until we find a section we merged successfully.
3871 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
3872 that the size be non-zero.
3874 * merge.cc (Object_merge_map::get_output_offset): Remove inline
3877 2008-04-08 Craig Silverstein <csilvers@google.com>
3879 * configure.ac: Export new conditional variable HAVE_ZLIB.
3880 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
3882 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
3883 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3885 2008-04-07 Ian Lance Taylor <iant@google.com>
3887 * version.cc (version_string): Set to "1.5".
3889 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
3890 Add issued_non_pic_error_ field. Declare check_non_pic.
3891 (Target_x86_64::Scan::check_non_pic): New function.
3892 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
3893 (Target_x86_64::Scan::global): Likewise.
3895 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
3896 addend parameter. Change caller. Handle merge sections.
3897 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
3898 Address to Addend. Don't add in the result of
3899 local_section_offset, pass down the addend and use the returned
3901 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
3902 Update declarations of local_section_offset and symbol_value.
3903 * testsuite/two_file_test_1.cc (t18): New function.
3904 * testsuite/two_file_test_2.cc (f18): New function.
3905 * testsuite/two_file_test_main.cc (main): Call t18.
3906 * testsuite/two_file_test.h (t18, f18): Declare.
3908 * configure.ac: Don't test for objdump, c++filt, or readelf.
3909 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
3911 (TEST_READELF): New variable.
3912 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
3913 (check_PROGRAMS): Add two_file_strip_test.
3914 (two_file_strip_test): New target.
3915 (check_PROGRAMS): Add two_file_same_shared_strip_test.
3916 (two_file_same_shared_strip_test_SOURCES): New variable.
3917 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
3918 (two_file_same_shared_strip_test_LDFLAGS): New variable.
3919 (two_file_same_shared_strip_test_LDADD): New variable.
3920 (two_file_shared_strip.so): New target.
3921 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
3922 (ver_test_5.syms, ver_test_7.syms): Likewise.
3923 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
3924 (strip_test_3.stdout): Use TEST_OBJDUMP.
3925 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3927 2008-04-04 Cary Coutant <ccoutant@google.com>
3929 * symtab.h (Symbol::is_weak_undefined): New function.
3930 (Symbol::is_strong_undefined): New function.
3931 (Symbol::is_absolute): New function.
3932 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
3933 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
3935 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
3936 (weak_undef_test): New target.
3937 * testsuite/Makefile.in: Rebuild.
3938 * testsuite/weak_undef_file1.cc: New file.
3939 * testsuite/weak_undef_file2.cc: New file.
3940 * testsuite/weak_undef_test.cc: New file.
3942 2008-04-03 Craig Silverstein <csilvers@google.com>
3944 * compressed_output.h (class Output_compressed_section): Use
3946 * compressed_output.cc (zlib_compress): Use unsigned buffers,
3948 (zlib_compressed_suffix): Removed.
3949 (Output_compressed_section::set_final_data_size): Use unsigned
3951 * testsuite/Makefile.am (flagstest_compress_debug_sections):
3952 Fix linker invocation.
3953 (flagstest_o_specialfile_and_compress_debug_sections):
3955 * testsuite/Makefile.in: Regenerated.
3957 2008-04-02 David S. Miller <davem@davemloft.net>
3959 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
3960 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
3962 2008-04-02 Craig Silverstein <csilvers@google.com>
3966 2008-04-02 Ian Lance Taylor <iant@google.com>
3968 * fileread.cc (File_read::find_view): Add byteshift and vshifted
3969 parameters. Update for new key type to views_. Change all
3971 (File_read::read): Adjust for byteshift in returned view.
3972 (File_read::add_view): New function, broken out of
3974 (File_read::make_view): New function, broken out of
3976 (File_read::find_or_make_view): Add offset and aligned
3977 parameters. Rewrite accordingly. Change all callers.
3978 (File_read::get_view): Add offset and aligned parameters. Adjust
3979 for byteshift in return value.
3980 (File_read::get_lasting_view): Likewise.
3981 * fileread.h (class File_read): Update declarations.
3982 (class File_read::View): Add byteshift_ field. Add byteshift to
3983 constructor. Add byteshift method.
3984 * archive.h (Archive::clear_uncached_views): New function.
3985 (Archive::get_view): Add aligned parameter. Change all callers.
3986 * object.h (Object::get_view): Add aligned parameter. Change all
3988 (Object::get_lasting_view): Likewise.
3990 * fileread.cc (File_read::release): Don't call clear_views if
3991 there are multiple objects.
3992 * fileread.h (File_read::clear_uncached_views): New function.
3993 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
3996 2008-03-31 Cary Coutant <ccoutant@google.com>
3998 Add thin archive support.
3999 * archive.cc (Archive::armagt): New const.
4000 (Archive::setup): Remove task parameter and calls to unlock.
4001 (Archive::unlock_nested_archives): New function.
4002 (Archive::read_header): Add nested_off parameter. Change
4004 (Archive::interpret_header): Likewise.
4005 (Archive::include_all_members): Change to handle thin
4007 (Archive::include_member): Likewise.
4008 * archive.h (Archive::Archive): Add new parameters and
4010 (Archive::armagt): New const.
4011 (Archive::setup): Remove task parameter.
4012 (Archive::unlock_nested_archives): New function.
4013 (Archive::read_header): Add nested_off parameter.
4014 (Archive::interpret_header): Likewise.
4015 (Archive::Nested_archive_table): New typedef.
4016 (Archive::is_thin_archive_): New field.
4017 (Archive::nested_archives_): New field.
4018 (Archive::options_): New field.
4019 (Archive::dirpath_): New field.
4020 (Archive::task_): New field.
4021 * readsyms.cc (Read_symbols::do_read_symbols): Add check
4022 for thin archives. Pass additional parameters to
4023 Archive::Archive. Unlock the archive file after calling
4026 2008-03-29 Ian Lance Taylor <iant@google.com>
4028 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
4029 version symbol to be local.
4030 * testsuite/ver_test_4.sh: New file.
4031 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
4032 (check_DATA): Add ver_test_4.syms.
4033 (ver_test_4.syms): New target.
4034 * testsuite/Makefile.in: Rebuild.
4037 (Output_section::Input_section_sort_entry::has_priority): New
4039 (Output_section::Input_section_sort_entry::match_file_name): New
4041 (Output_section::Input_section_sort_entry::match_section_name):
4043 (Output_section::Input_section_sort_entry::match_section_name_prefix):
4045 (Output_section::Input_section_sort_entry::match_section_file):
4047 (Output_section::Input_section_sort_compare::operator()): Rewrite
4048 using new Input_section_sort_entry functions. Sort crtbegin and
4049 crtend first. Sort sections with no priority before sections with
4051 * testsuite/initpri1.c (d3): Check j != 4.
4052 (cd5): New constructor/destructor function.
4053 (main): Check j != 2.
4055 * symtab.cc (Symbol_table::add_from_object): If we don't use the
4056 new symbol when resolving, don't call set_is_default.
4057 * testsuite/ver_test_7.cc: New file.
4058 * testsuite/ver_test_7.sh: New file.
4059 * testsuite/Makefile.am (ver_test_7.so): New target.
4060 (ver_test_7.o): New target.
4061 (check_SCRIPTS): Add ver_test_7.sh.
4062 (check_DATA): Add ver_test_7.syms.
4063 (ver_test_7.syms): New target.
4065 2008-03-28 Ian Lance Taylor <iant@google.com>
4067 * layout.cc (Layout::layout): If we see an input section with a
4068 name that needs sorting, set the must_sort flag for the output
4070 (Layout::make_output_section): If the name of the output section
4071 indicates that it might require sorting, set the may_sort flag.
4072 * output.h (Output_section::may_sort_attached_input_sections): New
4074 (Output_section::set_may_sort_attached_input_sections): New
4076 (Output_section::must_sort_attached_input_sections): New
4078 (Output_section::set_must_sort_attached_input_sections): New
4080 (class Output_section): Declare Input_section_sort_entry. Define
4081 Input_section_sort_compare. Declare
4082 sort_attached_input_sections. Add new fields:
4083 may_sort_attached_input_sections_,
4084 must_sort_attached_input_sections_,
4085 attached_input_sections_are_sorted_.
4086 * output.cc (Output_section::Output_section): Initialize new
4088 (Output_section::add_input_section): Add an entry to
4089 input_sections_ if may_sort or must_sort are true.
4090 (Output_section::set_final_data_size): Call
4091 sort_attached_input_sections if necessary.
4092 (Output_section::Input_section_sort_entry): Define new class.
4093 (Output_section::Input_section_sort_compare::operator()): New
4095 (Output_section::sort_attached_input_sections): New function.
4096 * configure.ac: Check whether the compiler supports constructor
4097 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
4098 * testsuite/initpri1.c: New file.
4099 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
4100 CONSTRUCTOR_PRIORITY.
4101 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
4102 (initpri1_LDFLAGS): New variable.
4103 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4105 2008-03-27 Ian Lance Taylor <iant@google.com>
4107 * common.cc (Sort_commons::operator): Correct sorting algorithm.
4108 * testsuite/common_test_1.c: New file.
4109 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
4110 (common_test_1_SOURCES): New variable.
4111 (common_test_1_DEPENDENCIES): New variable.
4112 (common_test_1_LDFLAGS): New variable.
4114 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
4115 and commons_ correctly when NAME/VERSION does not override
4117 * testsuite/ver_test_6.c: New file.
4118 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
4119 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
4120 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
4122 2008-03-26 Ian Lance Taylor <iant@google.com>
4124 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
4125 of an undefined symbol from a version script.
4126 * testsuite/Makefile.am (ver_test_5.so): New target.
4127 (ver_test_5.o): New target.
4128 (check_SCRIPTS): Add ver_test_5.sh.
4129 (check_DATA): Add ver_test_5.syms.
4130 (ver_test_5.syms): New target.
4131 * testsuite/ver_test_5.cc: New file.
4132 * testsuite/ver_test_5.script: New file.
4133 * testsuite/ver_test_5.sh: New file.
4134 * Makefile.in, testsuite/Makefile.in: Rebuild.
4137 Fix problems building gold with gcc 4.3.0.
4138 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
4139 (gold_error_at_location, gold_warning_at_location): Use it.
4140 * configure.ac: Check whether we can compile and use a template
4141 function with a printf attribute.
4142 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
4143 when jumping over bytes.
4144 * object.cc: Instantiate Object::read_section_data.
4145 * debug.h: Include <cstring>
4146 * dwarf_reader.cc: Include <algorithm>
4147 * main.cc: Include <cstring>.
4148 * options.cc: Include <cstring>.
4149 * output.cc: Include <cstring>.
4150 * script.cc: Include <cstring>.
4151 * script.h: Include <string>.
4152 * symtab.cc: Include <cstring> and <algorithm>.
4153 * target-select.cc: Include <cstring>.
4154 * version.cc: Include <string>.
4155 * testsuite/testmain.cc: Include <cstdlib>.
4156 * configure, config.in: Rebuild.
4158 2008-03-25 Ian Lance Taylor <iant@google.com>
4160 * options.cc: Include "../bfd/bfdver.h".
4161 (options::help): Print bug reporting address.
4163 * version.cc (print_version): Adjust output for current value of
4168 * options.cc (options::help): Print list of supported targets.
4169 * target-select.h: Include <vector>.
4170 (class Target_selector): Make machine_, size_, and is_big_endian_
4171 fields const. Add bfd_name_ and instantiated_target_ fields.
4172 (Target_selector::Target_selector): Add bfd_name parameter.
4173 (Target_selector::recognize): Make non-virtual, call
4175 (Target_selector::recognize_by_name): Make non-virtual, call
4176 do_recognize_by_name.
4177 (Target_selector::supported_names): New function.
4178 (Target_selector::bfd_name): New function.
4179 (Target_selector::do_instantiate_target): New pure virtual
4181 (Target_selector::do_recognize): New virtual function.
4182 (Target_selector::do_recognize_by_name): New virtual function.
4183 (Target_selector::instantiate_target): New private function.
4184 (supported_target_names): Declare.
4185 * target-select.cc (Target_selector::Target_selector): Update for
4186 new parameter and fields.
4187 (select_target_by_name): Check that the name matches before
4188 calling recognize_by_name.
4189 (supported_target_names): New function.
4190 * i386.cc (class Target_selector_i386): Update Target_selector
4191 constructor call. Remove recognize and recognize_by_name. Add
4192 do_instantiate_target.
4193 * x86_64.cc (class Target_selector_x86_64): Likewise.
4194 * testsuite/testfile.cc (class Target_selector_test): Update for
4195 changes to Target_selector.
4197 * README: Rewrite, with some notes on unsupported features.
4199 2008-03-24 Cary Coutant <ccoutant@google.com>
4201 * i386.cc (Target_i386::Got_type): New enum declaration.
4202 (Target_i386::Scan::local): Updated callers of Output_data_got
4204 (Target_i386::Scan::global): Likewise.
4205 (Target_i386::Relocate::relocate): Likewise.
4206 (Target_i386::Relocate::relocate_tls): Likewise.
4207 * object.h (Got_offset_list): New class.
4208 (Sized_relobj::local_has_got_offset): Added got_type parameter.
4209 (Sized_relobj::local_got_offset): Likewise.
4210 (Sized_relobj::set_local_got_offset): Likewise.
4211 (Sized_relobj::local_has_tls_got_offset): Removed.
4212 (Sized_relobj::local_tls_got_offset): Removed.
4213 (Sized_relobj::set_local_tls_got_offset): Removed.
4214 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
4215 * output.cc (Output_data_got::add_global): Added got_type parameter.
4216 (Output_data_got::add_global_with_rel): Likewise.
4217 (Output_data_got::add_global_with_rela): Likewise.
4218 (Output_data_got::add_global_pair_with_rel): New function.
4219 (Output_data_got::add_global_pair_with_rela): New function.
4220 (Output_data_got::add_local): Added got_type parameter.
4221 (Output_data_got::add_local_with_rel): Likewise.
4222 (Output_data_got::add_local_with_rela): Likewise.
4223 (Output_data_got::add_local_pair_with_rel): New function.
4224 (Output_data_got::add_local_pair_with_rela): New function.
4225 (Output_data_got::add_global_tls): Removed.
4226 (Output_data_got::add_global_tls_with_rel): Removed.
4227 (Output_data_got::add_global_tls_with_rela): Removed.
4228 (Output_data_got::add_local_tls): Removed.
4229 (Output_data_got::add_local_tls_with_rel): Removed.
4230 (Output_data_got::add_local_tls_with_rela): Removed.
4231 * output.h (Output_data_got::add_global): Added got_type parameter.
4232 (Output_data_got::add_global_with_rel): Likewise.
4233 (Output_data_got::add_global_with_rela): Likewise.
4234 (Output_data_got::add_global_pair_with_rel): New function.
4235 (Output_data_got::add_global_pair_with_rela): New function.
4236 (Output_data_got::add_local): Added got_type parameter.
4237 (Output_data_got::add_local_with_rel): Likewise.
4238 (Output_data_got::add_local_with_rela): Likewise.
4239 (Output_data_got::add_local_pair_with_rel): New function.
4240 (Output_data_got::add_local_pair_with_rela): New function.
4241 (Output_data_got::add_global_tls): Removed.
4242 (Output_data_got::add_global_tls_with_rel): Removed.
4243 (Output_data_got::add_global_tls_with_rela): Removed.
4244 (Output_data_got::add_local_tls): Removed.
4245 (Output_data_got::add_local_tls_with_rel): Removed.
4246 (Output_data_got::add_local_tls_with_rela): Removed.
4247 * resolve.cc (Symbol::override_base_with_special): Removed
4248 reference to has_got_offset_ field.
4249 * symtab.cc (Symbol::init_fields): Replaced initialization
4250 of got_offset_ with got_offsets_. Removed initialization
4252 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
4253 (Symbol::got_offset): Likewise.
4254 (Symbol::set_got_offset): Likewise.
4255 (Symbol::has_tls_got_offset): Removed.
4256 (Symbol::tls_got_offset): Removed.
4257 (Symbol::set_tls_got_offset): Removed.
4258 (Symbol::got_offset_): Removed.
4259 (Symbol::tls_mod_got_offset_): Removed.
4260 (Symbol::tls_pair_got_offset_): Removed.
4261 (Symbol::got_offsets_): New field.
4262 (Symbol::has_got_offset): Removed.
4263 (Symbol::has_tls_mod_got_offset): Removed.
4264 (Symbol::has_tls_pair_got_offset): Removed.
4265 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
4266 (Target_x86_64::Scan::local): Updated callers of Output_data_got
4268 (Target_x86_64::Scan::global): Likewise.
4269 (Target_x86_64::Relocate::relocate): Likewise.
4270 (Target_x86_64::Relocate::relocate_tls): Likewise.
4272 2008-03-25 Ben Elliston <bje@au.ibm.com>
4274 * yyscript.y: Fix spelling error in comment.
4276 2008-03-24 Ian Lance Taylor <iant@google.com>
4278 * options.h (class General_options): Define build_id option.
4279 * layout.h (class Layout): Declare write_build_id, create_note,
4280 create_build_id. Add build_id_note_ member.
4281 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
4282 "libiberty.h", "md5.h", "sha1.h".
4283 (Layout::Layout): Initialize eh_frame_data_,
4284 eh_frame_hdr_section_, and build_id_note_.
4285 (Layout::finalize): Call create_build_id.
4286 (Layout::create_note): New function, broken out of
4287 Layout::create_gold_note.
4288 (Layout::create_gold_note): Call create_note.
4289 (Layout::create_build_id): New function.
4290 (Layout::write_build_id): New function.
4291 (Close_task_runner::run): Call write_build_id.
4293 * x86_64.cc: Correct license to GPLv3.
4295 2008-03-23 Ian Lance Taylor <iant@google.com>
4297 * options.cc: Include "demangle.h".
4298 (parse_optional_string): New function.
4299 (parse_long_option): Handle takes_optional_argument.
4300 (parse_short_option): Update dash_z initializer. Handle
4301 takes_optional_argument.
4302 (General_options::General_options): Initialize do_demangle_.
4303 (General_options::finalize): Set do_demangle_. Handle demangling
4305 * options.h (parse_optional_string): Declare.
4306 (struct One_option): Add optional_arg field. Update constructor.
4307 Update call constructor calls. Add takes_optional_argument
4309 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
4310 (DEFINE_optional_string): Define.
4311 (General_options::demangle): Change from DEFINE_bool to
4312 DEFINE_optional_string.
4313 (General_options::no_demangle): New function.
4314 (General_options::do_demangle): New function.
4315 (General_options::set_do_demangle): New function.
4316 (General_options::execstack_status_): Move definition to end of
4318 (General_options::static_): Likewise.
4319 (General_options::do_demangle_): New field.
4320 * object.cc (big_endian>::get_symbol_location_info): Call
4321 Options::do_demangle, not Options::demangle.
4322 * symtab.cc (demangle): Likewise.
4324 2008-03-22 Ian Lance Taylor <iant@google.com>
4326 * gold.h: Include <cstddef> and <sys/types.h>
4327 * options.h: Include <cstring>.
4329 2008-03-21 Ian Lance Taylor <iant@google.com>
4331 * Added source code to GNU binutils.